Home / 12,935,061.64-17,845,877.01-8,291,407.11

Finding the Fourth Proportional to 12,935,061.64, 17,845,877.01 and 8,291,407.11

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Solution

The fourth proportional to 12,935,061.64, 17,845,877.01 and 8,291,407.11 is: 11,439,252.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,935,061.64 : 17,845,877.01 = 8,291,407.11 : x
  2. Step 2: Convert to fraction form
    12,935,061.64/17,845,877.01 = 8,291,407.11/x
  3. Step 3: Cross multiply
    12,935,061.64x = 17,845,877.01 × 8,291,407.11
  4. Step 4: Simplify right side
    12,935,061.64x = 147,967,431,524,899.56
  5. Step 5: Solve for x
    x = 147,967,431,524,899.56/12,935,061.64
  6. Step 6: Final answer
    x = 11,439,252.14

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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.