Home / 10,927,432.40-16,391,148.60-5,258,728.40

Finding the Fourth Proportional to 10,927,432.40, 16,391,148.60 and 5,258,728.40

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Solution

The fourth proportional to 10,927,432.40, 16,391,148.60 and 5,258,728.40 is: 7,888,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927,432.40 : 16,391,148.60 = 5,258,728.40 : x
  2. Step 2: Convert to fraction form
    10,927,432.40/16,391,148.60 = 5,258,728.40/x
  3. Step 3: Cross multiply
    10,927,432.40x = 16,391,148.60 × 5,258,728.40
  4. Step 4: Simplify right side
    10,927,432.40x = 86,196,598,651,440.25
  5. Step 5: Solve for x
    x = 86,196,598,651,440.25/10,927,432.40
  6. Step 6: Final answer
    x = 7,888,092.60

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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.