Home / 7,776,000.10-11,664,000.15-5,886,432.10

Finding the Fourth Proportional to 7,776,000.10, 11,664,000.15 and 5,886,432.10

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Solution

The fourth proportional to 7,776,000.10, 11,664,000.15 and 5,886,432.10 is: 8,829,648.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,000.10 : 11,664,000.15 = 5,886,432.10 : x
  2. Step 2: Convert to fraction form
    7,776,000.10/11,664,000.15 = 5,886,432.10/x
  3. Step 3: Cross multiply
    7,776,000.10x = 11,664,000.15 × 5,886,432.10
  4. Step 4: Simplify right side
    7,776,000.10x = 68,659,344,897,364.81
  5. Step 5: Solve for x
    x = 68,659,344,897,364.81/7,776,000.10
  6. Step 6: Final answer
    x = 8,829,648.15

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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.