Home / 10,551,489.60-15,827,234.40-6,240,475.20

Finding the Fourth Proportional to 10,551,489.60, 15,827,234.40 and 6,240,475.20

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Solution

The fourth proportional to 10,551,489.60, 15,827,234.40 and 6,240,475.20 is: 9,360,712.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551,489.60 : 15,827,234.40 = 6,240,475.20 : x
  2. Step 2: Convert to fraction form
    10,551,489.60/15,827,234.40 = 6,240,475.20/x
  3. Step 3: Cross multiply
    10,551,489.60x = 15,827,234.40 × 6,240,475.20
  4. Step 4: Simplify right side
    10,551,489.60x = 98,769,463,757,786.89
  5. Step 5: Solve for x
    x = 98,769,463,757,786.89/10,551,489.60
  6. Step 6: Final answer
    x = 9,360,712.80

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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.