Home / 10,018,874.61-15,018,962.46-3,953,656.56

Finding the Fourth Proportional to 10,018,874.61, 15,018,962.46 and 3,953,656.56

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Solution

The fourth proportional to 10,018,874.61, 15,018,962.46 and 3,953,656.56 is: 5,926,795.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018,874.61 : 15,018,962.46 = 3,953,656.56 : x
  2. Step 2: Convert to fraction form
    10,018,874.61/15,018,962.46 = 3,953,656.56/x
  3. Step 3: Cross multiply
    10,018,874.61x = 15,018,962.46 × 3,953,656.56
  4. Step 4: Simplify right side
    10,018,874.61x = 59,379,819,454,372.74
  5. Step 5: Solve for x
    x = 59,379,819,454,372.74/10,018,874.61
  6. Step 6: Final answer
    x = 5,926,795.35

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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.