Home / 20,736,176.90-31,104,265.35-16,406,500.10

Finding the Fourth Proportional to 20,736,176.90, 31,104,265.35 and 16,406,500.10

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Solution

The fourth proportional to 20,736,176.90, 31,104,265.35 and 16,406,500.10 is: 24,609,750.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,176.90 : 31,104,265.35 = 16,406,500.10 : x
  2. Step 2: Convert to fraction form
    20,736,176.90/31,104,265.35 = 16,406,500.10/x
  3. Step 3: Cross multiply
    20,736,176.90x = 31,104,265.35 × 16,406,500.10
  4. Step 4: Simplify right side
    20,736,176.90x = 510,312,132,575,201.56
  5. Step 5: Solve for x
    x = 510,312,132,575,201.56/20,736,176.90
  6. Step 6: Final answer
    x = 24,609,750.15

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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.