Home / 8,316,152.10-12,474,228.15-5,124,881.70

Finding the Fourth Proportional to 8,316,152.10, 12,474,228.15 and 5,124,881.70

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Solution

The fourth proportional to 8,316,152.10, 12,474,228.15 and 5,124,881.70 is: 7,687,322.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,152.10 : 12,474,228.15 = 5,124,881.70 : x
  2. Step 2: Convert to fraction form
    8,316,152.10/12,474,228.15 = 5,124,881.70/x
  3. Step 3: Cross multiply
    8,316,152.10x = 12,474,228.15 × 5,124,881.70
  4. Step 4: Simplify right side
    8,316,152.10x = 63,928,943,567,559.86
  5. Step 5: Solve for x
    x = 63,928,943,567,559.86/8,316,152.10
  6. Step 6: Final answer
    x = 7,687,322.55

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Double scale
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Similar ratio
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1.5x scale

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.