Home / 14,752,280.20-22,128,420.30-12,413,939.80

Finding the Fourth Proportional to 14,752,280.20, 22,128,420.30 and 12,413,939.80

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Solution

The fourth proportional to 14,752,280.20, 22,128,420.30 and 12,413,939.80 is: 18,620,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752,280.20 : 22,128,420.30 = 12,413,939.80 : x
  2. Step 2: Convert to fraction form
    14,752,280.20/22,128,420.30 = 12,413,939.80/x
  3. Step 3: Cross multiply
    14,752,280.20x = 22,128,420.30 × 12,413,939.80
  4. Step 4: Simplify right side
    14,752,280.20x = 274,700,877,473,297.97
  5. Step 5: Solve for x
    x = 274,700,877,473,297.97/14,752,280.20
  6. Step 6: Final answer
    x = 18,620,909.70

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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.