Home / 10,656,445.60-15,984,668.40-7,066,266.40

Finding the Fourth Proportional to 10,656,445.60, 15,984,668.40 and 7,066,266.40

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Solution

The fourth proportional to 10,656,445.60, 15,984,668.40 and 7,066,266.40 is: 10,599,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656,445.60 : 15,984,668.40 = 7,066,266.40 : x
  2. Step 2: Convert to fraction form
    10,656,445.60/15,984,668.40 = 7,066,266.40/x
  3. Step 3: Cross multiply
    10,656,445.60x = 15,984,668.40 × 7,066,266.40
  4. Step 4: Simplify right side
    10,656,445.60x = 112,951,925,230,061.77
  5. Step 5: Solve for x
    x = 112,951,925,230,061.77/10,656,445.60
  6. Step 6: Final answer
    x = 10,599,399.60

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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.