Home / 6,781,889.19-9,359,018.18-3,684,424.69

Finding the Fourth Proportional to 6,781,889.19, 9,359,018.18 and 3,684,424.69

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Solution

The fourth proportional to 6,781,889.19, 9,359,018.18 and 3,684,424.69 is: 5,084,512.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781,889.19 : 9,359,018.18 = 3,684,424.69 : x
  2. Step 2: Convert to fraction form
    6,781,889.19/9,359,018.18 = 3,684,424.69/x
  3. Step 3: Cross multiply
    6,781,889.19x = 9,359,018.18 × 3,684,424.69
  4. Step 4: Simplify right side
    6,781,889.19x = 34,482,597,684,368.99
  5. Step 5: Solve for x
    x = 34,482,597,684,368.99/6,781,889.19
  6. Step 6: Final answer
    x = 5,084,512.10

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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.