Home / 70,902,079.92-97,844,775.59-38,307,031.92

Finding the Fourth Proportional to 70,902,079.92, 97,844,775.59 and 38,307,031.92

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Solution

The fourth proportional to 70,902,079.92, 97,844,775.59 and 38,307,031.92 is: 52,863,652.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,902,079.92 : 97,844,775.59 = 38,307,031.92 : x
  2. Step 2: Convert to fraction form
    70,902,079.92/97,844,775.59 = 38,307,031.92/x
  3. Step 3: Cross multiply
    70,902,079.92x = 97,844,775.59 × 38,307,031.92
  4. Step 4: Simplify right side
    70,902,079.92x = 3,748,142,941,827,134.50
  5. Step 5: Solve for x
    x = 3,748,142,941,827,134.50/70,902,079.92
  6. Step 6: Final answer
    x = 52,863,652.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.