Home / 43,808,620.30-65,712,930.45-19,547,500.30

Finding the Fourth Proportional to 43,808,620.30, 65,712,930.45 and 19,547,500.30

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Solution

The fourth proportional to 43,808,620.30, 65,712,930.45 and 19,547,500.30 is: 29,321,250.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,808,620.30 : 65,712,930.45 = 19,547,500.30 : x
  2. Step 2: Convert to fraction form
    43,808,620.30/65,712,930.45 = 19,547,500.30/x
  3. Step 3: Cross multiply
    43,808,620.30x = 65,712,930.45 × 19,547,500.30
  4. Step 4: Simplify right side
    43,808,620.30x = 1,284,523,527,685,254.25
  5. Step 5: Solve for x
    x = 1,284,523,527,685,254.25/43,808,620.30
  6. Step 6: Final answer
    x = 29,321,250.45

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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.