Home / 29,139,110.70-43,708,666.05-8,941,728.30

Finding the Fourth Proportional to 29,139,110.70, 43,708,666.05 and 8,941,728.30

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Solution

The fourth proportional to 29,139,110.70, 43,708,666.05 and 8,941,728.30 is: 13,412,592.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,139,110.70 : 43,708,666.05 = 8,941,728.30 : x
  2. Step 2: Convert to fraction form
    29,139,110.70/43,708,666.05 = 8,941,728.30/x
  3. Step 3: Cross multiply
    29,139,110.70x = 43,708,666.05 × 8,941,728.30
  4. Step 4: Simplify right side
    29,139,110.70x = 390,831,016,174,534.25
  5. Step 5: Solve for x
    x = 390,831,016,174,534.25/29,139,110.70
  6. Step 6: Final answer
    x = 13,412,592.45

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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.