Home / 8,747,461.32-12,071,501.81-4,879,982.47

Finding the Fourth Proportional to 8,747,461.32, 12,071,501.81 and 4,879,982.47

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Solution

The fourth proportional to 8,747,461.32, 12,071,501.81 and 4,879,982.47 is: 6,734,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747,461.32 : 12,071,501.81 = 4,879,982.47 : x
  2. Step 2: Convert to fraction form
    8,747,461.32/12,071,501.81 = 4,879,982.47/x
  3. Step 3: Cross multiply
    8,747,461.32x = 12,071,501.81 × 4,879,982.47
  4. Step 4: Simplify right side
    8,747,461.32x = 58,908,717,219,373.27
  5. Step 5: Solve for x
    x = 58,908,717,219,373.27/8,747,461.32
  6. Step 6: Final answer
    x = 6,734,378.70

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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.