Home / 69,791,881.91-96,313,509.77-38,432,847.02

Finding the Fourth Proportional to 69,791,881.91, 96,313,509.77 and 38,432,847.02

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Solution

The fourth proportional to 69,791,881.91, 96,313,509.77 and 38,432,847.02 is: 53,037,721.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,791,881.91 : 96,313,509.77 = 38,432,847.02 : x
  2. Step 2: Convert to fraction form
    69,791,881.91/96,313,509.77 = 38,432,847.02/x
  3. Step 3: Cross multiply
    69,791,881.91x = 96,313,509.77 × 38,432,847.02
  4. Step 4: Simplify right side
    69,791,881.91x = 3,701,602,386,949,685.50
  5. Step 5: Solve for x
    x = 3,701,602,386,949,685.50/69,791,881.91
  6. Step 6: Final answer
    x = 53,037,721.37

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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.