Home / 14,062,561.40-19,402,029.02-9,165,996.92

Finding the Fourth Proportional to 14,062,561.40, 19,402,029.02 and 9,165,996.92

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Solution

The fourth proportional to 14,062,561.40, 19,402,029.02 and 9,165,996.92 is: 12,646,269.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,062,561.40 : 19,402,029.02 = 9,165,996.92 : x
  2. Step 2: Convert to fraction form
    14,062,561.40/19,402,029.02 = 9,165,996.92/x
  3. Step 3: Cross multiply
    14,062,561.40x = 19,402,029.02 × 9,165,996.92
  4. Step 4: Simplify right side
    14,062,561.40x = 177,838,938,310,490.69
  5. Step 5: Solve for x
    x = 177,838,938,310,490.69/14,062,561.40
  6. Step 6: Final answer
    x = 12,646,269.28

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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.