Home / 28,678,233.60-43,017,350.40-26,289,446.40

Finding the Fourth Proportional to 28,678,233.60, 43,017,350.40 and 26,289,446.40

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Solution

The fourth proportional to 28,678,233.60, 43,017,350.40 and 26,289,446.40 is: 39,434,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,678,233.60 : 43,017,350.40 = 26,289,446.40 : x
  2. Step 2: Convert to fraction form
    28,678,233.60/43,017,350.40 = 26,289,446.40/x
  3. Step 3: Cross multiply
    28,678,233.60x = 43,017,350.40 × 26,289,446.40
  4. Step 4: Simplify right side
    28,678,233.60x = 1,130,902,327,610,818.50
  5. Step 5: Solve for x
    x = 1,130,902,327,610,818.50/28,678,233.60
  6. Step 6: Final answer
    x = 39,434,169.60

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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.