Home / 19,834,501.60-29,760,046.80-6,375,455.20

Finding the Fourth Proportional to 19,834,501.60, 29,760,046.80 and 6,375,455.20

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Solution

The fourth proportional to 19,834,501.60, 29,760,046.80 and 6,375,455.20 is: 9,565,848.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,834,501.60 : 29,760,046.80 = 6,375,455.20 : x
  2. Step 2: Convert to fraction form
    19,834,501.60/29,760,046.80 = 6,375,455.20/x
  3. Step 3: Cross multiply
    19,834,501.60x = 29,760,046.80 × 6,375,455.20
  4. Step 4: Simplify right side
    19,834,501.60x = 189,733,845,123,303.38
  5. Step 5: Solve for x
    x = 189,733,845,123,303.38/19,834,501.60
  6. Step 6: Final answer
    x = 9,565,848.89

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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.