Home / 19,984,506.07-29,931,356.85-15,639,477.55

Finding the Fourth Proportional to 19,984,506.07, 29,931,356.85 and 15,639,477.55

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Solution

The fourth proportional to 19,984,506.07, 29,931,356.85 and 15,639,477.55 is: 23,423,685.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984,506.07 : 29,931,356.85 = 15,639,477.55 : x
  2. Step 2: Convert to fraction form
    19,984,506.07/29,931,356.85 = 15,639,477.55/x
  3. Step 3: Cross multiply
    19,984,506.07x = 29,931,356.85 × 15,639,477.55
  4. Step 4: Simplify right side
    19,984,506.07x = 468,110,783,496,613.75
  5. Step 5: Solve for x
    x = 468,110,783,496,613.75/19,984,506.07
  6. Step 6: Final answer
    x = 23,423,685.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.