Home / 10,301,927.20-15,452,890.80-2,729,658.40

Finding the Fourth Proportional to 10,301,927.20, 15,452,890.80 and 2,729,658.40

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Solution

The fourth proportional to 10,301,927.20, 15,452,890.80 and 2,729,658.40 is: 4,094,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,301,927.20 : 15,452,890.80 = 2,729,658.40 : x
  2. Step 2: Convert to fraction form
    10,301,927.20/15,452,890.80 = 2,729,658.40/x
  3. Step 3: Cross multiply
    10,301,927.20x = 15,452,890.80 × 2,729,658.40
  4. Step 4: Simplify right side
    10,301,927.20x = 42,181,113,176,502.72
  5. Step 5: Solve for x
    x = 42,181,113,176,502.72/10,301,927.20
  6. Step 6: Final answer
    x = 4,094,487.60

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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.