Home / 14,438,977.60-19,918,339.68-9,791,191.12

Finding the Fourth Proportional to 14,438,977.60, 19,918,339.68 and 9,791,191.12

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Solution

The fourth proportional to 14,438,977.60, 19,918,339.68 and 9,791,191.12 is: 13,506,792.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438,977.60 : 19,918,339.68 = 9,791,191.12 : x
  2. Step 2: Convert to fraction form
    14,438,977.60/19,918,339.68 = 9,791,191.12/x
  3. Step 3: Cross multiply
    14,438,977.60x = 19,918,339.68 × 9,791,191.12
  4. Step 4: Simplify right side
    14,438,977.60x = 195,024,270,599,959.62
  5. Step 5: Solve for x
    x = 195,024,270,599,959.62/14,438,977.60
  6. Step 6: Final answer
    x = 13,506,792.24

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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.