Home / 12,565,522.10-18,848,283.15-4,487,618.90

Finding the Fourth Proportional to 12,565,522.10, 18,848,283.15 and 4,487,618.90

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Solution

The fourth proportional to 12,565,522.10, 18,848,283.15 and 4,487,618.90 is: 6,731,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,522.10 : 18,848,283.15 = 4,487,618.90 : x
  2. Step 2: Convert to fraction form
    12,565,522.10/18,848,283.15 = 4,487,618.90/x
  3. Step 3: Cross multiply
    12,565,522.10x = 18,848,283.15 × 4,487,618.90
  4. Step 4: Simplify right side
    12,565,522.10x = 84,583,911,696,491.53
  5. Step 5: Solve for x
    x = 84,583,911,696,491.53/12,565,522.10
  6. Step 6: Final answer
    x = 6,731,428.35

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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.