Home / 13,236,139.60-19,854,209.40-8,701,176.40

Finding the Fourth Proportional to 13,236,139.60, 19,854,209.40 and 8,701,176.40

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Solution

The fourth proportional to 13,236,139.60, 19,854,209.40 and 8,701,176.40 is: 13,051,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236,139.60 : 19,854,209.40 = 8,701,176.40 : x
  2. Step 2: Convert to fraction form
    13,236,139.60/19,854,209.40 = 8,701,176.40/x
  3. Step 3: Cross multiply
    13,236,139.60x = 19,854,209.40 × 8,701,176.40
  4. Step 4: Simplify right side
    13,236,139.60x = 172,754,978,271,938.16
  5. Step 5: Solve for x
    x = 172,754,978,271,938.16/13,236,139.60
  6. Step 6: Final answer
    x = 13,051,764.60

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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.