Home / 42,780,002.40-64,141,664.40-23,619,938.40

Finding the Fourth Proportional to 42,780,002.40, 64,141,664.40 and 23,619,938.40

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Solution

The fourth proportional to 42,780,002.40, 64,141,664.40 and 23,619,938.40 is: 35,414,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,780,002.40 : 64,141,664.40 = 23,619,938.40 : x
  2. Step 2: Convert to fraction form
    42,780,002.40/64,141,664.40 = 23,619,938.40/x
  3. Step 3: Cross multiply
    42,780,002.40x = 64,141,664.40 × 23,619,938.40
  4. Step 4: Simplify right side
    42,780,002.40x = 1,515,022,162,001,472.75
  5. Step 5: Solve for x
    x = 1,515,022,162,001,472.75/42,780,002.40
  6. Step 6: Final answer
    x = 35,414,260.80

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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.