Home / 15,249,939.90-22,874,909.85-5,152,415.10

Finding the Fourth Proportional to 15,249,939.90, 22,874,909.85 and 5,152,415.10

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Solution

The fourth proportional to 15,249,939.90, 22,874,909.85 and 5,152,415.10 is: 7,728,622.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,249,939.90 : 22,874,909.85 = 5,152,415.10 : x
  2. Step 2: Convert to fraction form
    15,249,939.90/22,874,909.85 = 5,152,415.10/x
  3. Step 3: Cross multiply
    15,249,939.90x = 22,874,909.85 × 5,152,415.10
  4. Step 4: Simplify right side
    15,249,939.90x = 117,861,030,922,278.73
  5. Step 5: Solve for x
    x = 117,861,030,922,278.73/15,249,939.90
  6. Step 6: Final answer
    x = 7,728,622.65

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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.