Home / 42,553,885.20-63,830,827.80-25,335,196.80

Finding the Fourth Proportional to 42,553,885.20, 63,830,827.80 and 25,335,196.80

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Solution

The fourth proportional to 42,553,885.20, 63,830,827.80 and 25,335,196.80 is: 38,002,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,553,885.20 : 63,830,827.80 = 25,335,196.80 : x
  2. Step 2: Convert to fraction form
    42,553,885.20/63,830,827.80 = 25,335,196.80/x
  3. Step 3: Cross multiply
    42,553,885.20x = 63,830,827.80 × 25,335,196.80
  4. Step 4: Simplify right side
    42,553,885.20x = 1,617,166,584,219,911
  5. Step 5: Solve for x
    x = 1,617,166,584,219,911/42,553,885.20
  6. Step 6: Final answer
    x = 38,002,795.20

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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.