Home / 10,062,840.48-15,065,915.58-9,042,473.76

Finding the Fourth Proportional to 10,062,840.48, 15,065,915.58 and 9,042,473.76

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Solution

The fourth proportional to 10,062,840.48, 15,065,915.58 and 9,042,473.76 is: 13,538,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,062,840.48 : 15,065,915.58 = 9,042,473.76 : x
  2. Step 2: Convert to fraction form
    10,062,840.48/15,065,915.58 = 9,042,473.76/x
  3. Step 3: Cross multiply
    10,062,840.48x = 15,065,915.58 × 9,042,473.76
  4. Step 4: Simplify right side
    10,062,840.48x = 136,233,146,302,525.17
  5. Step 5: Solve for x
    x = 136,233,146,302,525.17/10,062,840.48
  6. Step 6: Final answer
    x = 13,538,239.68

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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.