Home / 7,812,454.64-10,781,069.28-4,374,818.84

Finding the Fourth Proportional to 7,812,454.64, 10,781,069.28 and 4,374,818.84

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Solution

The fourth proportional to 7,812,454.64, 10,781,069.28 and 4,374,818.84 is: 6,037,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812,454.64 : 10,781,069.28 = 4,374,818.84 : x
  2. Step 2: Convert to fraction form
    7,812,454.64/10,781,069.28 = 4,374,818.84/x
  3. Step 3: Cross multiply
    7,812,454.64x = 10,781,069.28 × 4,374,818.84
  4. Step 4: Simplify right side
    7,812,454.64x = 47,165,225,001,489.23
  5. Step 5: Solve for x
    x = 47,165,225,001,489.23/7,812,454.64
  6. Step 6: Final answer
    x = 6,037,183.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.