Home / 8,654,931.52-11,881,261.46-7,429,108.91

Finding the Fourth Proportional to 8,654,931.52, 11,881,261.46 and 7,429,108.91

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Solution

The fourth proportional to 8,654,931.52, 11,881,261.46 and 7,429,108.91 is: 10,198,484.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654,931.52 : 11,881,261.46 = 7,429,108.91 : x
  2. Step 2: Convert to fraction form
    8,654,931.52/11,881,261.46 = 7,429,108.91/x
  3. Step 3: Cross multiply
    8,654,931.52x = 11,881,261.46 × 7,429,108.91
  4. Step 4: Simplify right side
    8,654,931.52x = 88,267,185,374,525.61
  5. Step 5: Solve for x
    x = 88,267,185,374,525.61/8,654,931.52
  6. Step 6: Final answer
    x = 10,198,484.55

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.