Home / 55,103,190.95-82,654,956.40-13,604,071.95

Finding the Fourth Proportional to 55,103,190.95, 82,654,956.40 and 13,604,071.95

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Solution

The fourth proportional to 55,103,190.95, 82,654,956.40 and 13,604,071.95 is: 20,406,149.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,103,190.95 : 82,654,956.40 = 13,604,071.95 : x
  2. Step 2: Convert to fraction form
    55,103,190.95/82,654,956.40 = 13,604,071.95/x
  3. Step 3: Cross multiply
    55,103,190.95x = 82,654,956.40 × 13,604,071.95
  4. Step 4: Simplify right side
    55,103,190.95x = 1,124,443,973,855,702.62
  5. Step 5: Solve for x
    x = 1,124,443,973,855,702.62/55,103,190.95
  6. Step 6: Final answer
    x = 20,406,149.89

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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.