Home / 10,548,720.32-15,802,606.85-7,773,948.81

Finding the Fourth Proportional to 10,548,720.32, 15,802,606.85 and 7,773,948.81

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Solution

The fourth proportional to 10,548,720.32, 15,802,606.85 and 7,773,948.81 is: 11,645,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,548,720.32 : 15,802,606.85 = 7,773,948.81 : x
  2. Step 2: Convert to fraction form
    10,548,720.32/15,802,606.85 = 7,773,948.81/x
  3. Step 3: Cross multiply
    10,548,720.32x = 15,802,606.85 × 7,773,948.81
  4. Step 4: Simplify right side
    10,548,720.32x = 122,848,656,677,585.61
  5. Step 5: Solve for x
    x = 122,848,656,677,585.61/10,548,720.32
  6. Step 6: Final answer
    x = 11,645,835.04

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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.