Home / 43,740,065.80-65,610,098.70-13,443,992.20

Finding the Fourth Proportional to 43,740,065.80, 65,610,098.70 and 13,443,992.20

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Solution

The fourth proportional to 43,740,065.80, 65,610,098.70 and 13,443,992.20 is: 20,165,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,740,065.80 : 65,610,098.70 = 13,443,992.20 : x
  2. Step 2: Convert to fraction form
    43,740,065.80/65,610,098.70 = 13,443,992.20/x
  3. Step 3: Cross multiply
    43,740,065.80x = 65,610,098.70 × 13,443,992.20
  4. Step 4: Simplify right side
    43,740,065.80x = 882,061,655,164,030.12
  5. Step 5: Solve for x
    x = 882,061,655,164,030.12/43,740,065.80
  6. Step 6: Final answer
    x = 20,165,988.30

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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.