Home / 42,571,894.40-63,857,841.60-25,551,785.60

Finding the Fourth Proportional to 42,571,894.40, 63,857,841.60 and 25,551,785.60

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Solution

The fourth proportional to 42,571,894.40, 63,857,841.60 and 25,551,785.60 is: 38,327,678.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,571,894.40 : 63,857,841.60 = 25,551,785.60 : x
  2. Step 2: Convert to fraction form
    42,571,894.40/63,857,841.60 = 25,551,785.60/x
  3. Step 3: Cross multiply
    42,571,894.40x = 63,857,841.60 × 25,551,785.60
  4. Step 4: Simplify right side
    42,571,894.40x = 1,631,681,877,441,961
  5. Step 5: Solve for x
    x = 1,631,681,877,441,961/42,571,894.40
  6. Step 6: Final answer
    x = 38,327,678.40

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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.