Home / 11,817,018.77-16,307,470.10-6,384,510.77

Finding the Fourth Proportional to 11,817,018.77, 16,307,470.10 and 6,384,510.77

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Solution

The fourth proportional to 11,817,018.77, 16,307,470.10 and 6,384,510.77 is: 8,810,616.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,817,018.77 : 16,307,470.10 = 6,384,510.77 : x
  2. Step 2: Convert to fraction form
    11,817,018.77/16,307,470.10 = 6,384,510.77/x
  3. Step 3: Cross multiply
    11,817,018.77x = 16,307,470.10 × 6,384,510.77
  4. Step 4: Simplify right side
    11,817,018.77x = 104,115,218,371,443.08
  5. Step 5: Solve for x
    x = 104,115,218,371,443.08/11,817,018.77
  6. Step 6: Final answer
    x = 8,810,616.32

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.