Home / 15,050,773.46-20,771,790.36-8,437,148.18

Finding the Fourth Proportional to 15,050,773.46, 20,771,790.36 and 8,437,148.18

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Solution

The fourth proportional to 15,050,773.46, 20,771,790.36 and 8,437,148.18 is: 11,644,230.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,050,773.46 : 20,771,790.36 = 8,437,148.18 : x
  2. Step 2: Convert to fraction form
    15,050,773.46/20,771,790.36 = 8,437,148.18/x
  3. Step 3: Cross multiply
    15,050,773.46x = 20,771,790.36 × 8,437,148.18
  4. Step 4: Simplify right side
    15,050,773.46x = 175,254,673,127,356.59
  5. Step 5: Solve for x
    x = 175,254,673,127,356.59/15,050,773.46
  6. Step 6: Final answer
    x = 11,644,230.35

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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.