Home / 15,841,037.52-21,860,456.04-8,871,778.08

Finding the Fourth Proportional to 15,841,037.52, 21,860,456.04 and 8,871,778.08

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Solution

The fourth proportional to 15,841,037.52, 21,860,456.04 and 8,871,778.08 is: 12,242,955.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841,037.52 : 21,860,456.04 = 8,871,778.08 : x
  2. Step 2: Convert to fraction form
    15,841,037.52/21,860,456.04 = 8,871,778.08/x
  3. Step 3: Cross multiply
    15,841,037.52x = 21,860,456.04 × 8,871,778.08
  4. Step 4: Simplify right side
    15,841,037.52x = 193,941,114,714,475.59
  5. Step 5: Solve for x
    x = 193,941,114,714,475.59/15,841,037.52
  6. Step 6: Final answer
    x = 12,242,955.33

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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.