Home / 42,588,566.40-63,798,868.80-25,498,473.60

Finding the Fourth Proportional to 42,588,566.40, 63,798,868.80 and 25,498,473.60

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Solution

The fourth proportional to 42,588,566.40, 63,798,868.80 and 25,498,473.60 is: 38,197,429.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,588,566.40 : 63,798,868.80 = 25,498,473.60 : x
  2. Step 2: Convert to fraction form
    42,588,566.40/63,798,868.80 = 25,498,473.60/x
  3. Step 3: Cross multiply
    42,588,566.40x = 63,798,868.80 × 25,498,473.60
  4. Step 4: Simplify right side
    42,588,566.40x = 1,626,773,771,806,663.75
  5. Step 5: Solve for x
    x = 1,626,773,771,806,663.75/42,588,566.40
  6. Step 6: Final answer
    x = 38,197,429.72

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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.