Home / 10,261,284.60-15,381,774.90-4,860,442.20

Finding the Fourth Proportional to 10,261,284.60, 15,381,774.90 and 4,860,442.20

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Solution

The fourth proportional to 10,261,284.60, 15,381,774.90 and 4,860,442.20 is: 7,285,854.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261,284.60 : 15,381,774.90 = 4,860,442.20 : x
  2. Step 2: Convert to fraction form
    10,261,284.60/15,381,774.90 = 4,860,442.20/x
  3. Step 3: Cross multiply
    10,261,284.60x = 15,381,774.90 × 4,860,442.20
  4. Step 4: Simplify right side
    10,261,284.60x = 74,762,227,834,860.78
  5. Step 5: Solve for x
    x = 74,762,227,834,860.78/10,261,284.60
  6. Step 6: Final answer
    x = 7,285,854.62

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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.