Home / 12,654,577.40-17,463,637.02-7,762,497.08

Finding the Fourth Proportional to 12,654,577.40, 17,463,637.02 and 7,762,497.08

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Solution

The fourth proportional to 12,654,577.40, 17,463,637.02 and 7,762,497.08 is: 10,712,442.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,654,577.40 : 17,463,637.02 = 7,762,497.08 : x
  2. Step 2: Convert to fraction form
    12,654,577.40/17,463,637.02 = 7,762,497.08/x
  3. Step 3: Cross multiply
    12,654,577.40x = 17,463,637.02 × 7,762,497.08
  4. Step 4: Simplify right side
    12,654,577.40x = 135,561,431,373,929.91
  5. Step 5: Solve for x
    x = 135,561,431,373,929.91/12,654,577.40
  6. Step 6: Final answer
    x = 10,712,442.39

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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.