Home / 8,291,070.72-11,436,444.45-5,708,267.46

Finding the Fourth Proportional to 8,291,070.72, 11,436,444.45 and 5,708,267.46

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Solution

The fourth proportional to 8,291,070.72, 11,436,444.45 and 5,708,267.46 is: 7,873,806.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291,070.72 : 11,436,444.45 = 5,708,267.46 : x
  2. Step 2: Convert to fraction form
    8,291,070.72/11,436,444.45 = 5,708,267.46/x
  3. Step 3: Cross multiply
    8,291,070.72x = 11,436,444.45 × 5,708,267.46
  4. Step 4: Simplify right side
    8,291,070.72x = 65,282,283,712,032.59
  5. Step 5: Solve for x
    x = 65,282,283,712,032.59/8,291,070.72
  6. Step 6: Final answer
    x = 7,873,806.16

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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.