Home / 10,931,407.60-16,397,111.40-9,230,796.40

Finding the Fourth Proportional to 10,931,407.60, 16,397,111.40 and 9,230,796.40

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Solution

The fourth proportional to 10,931,407.60, 16,397,111.40 and 9,230,796.40 is: 13,846,194.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,407.60 : 16,397,111.40 = 9,230,796.40 : x
  2. Step 2: Convert to fraction form
    10,931,407.60/16,397,111.40 = 9,230,796.40/x
  3. Step 3: Cross multiply
    10,931,407.60x = 16,397,111.40 × 9,230,796.40
  4. Step 4: Simplify right side
    10,931,407.60x = 151,358,396,881,518.97
  5. Step 5: Solve for x
    x = 151,358,396,881,518.97/10,931,407.60
  6. Step 6: Final answer
    x = 13,846,194.60

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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.