Home / 7,129,053.60-10,693,580.40-4,294,701.60

Finding the Fourth Proportional to 7,129,053.60, 10,693,580.40 and 4,294,701.60

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Solution

The fourth proportional to 7,129,053.60, 10,693,580.40 and 4,294,701.60 is: 6,442,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,053.60 : 10,693,580.40 = 4,294,701.60 : x
  2. Step 2: Convert to fraction form
    7,129,053.60/10,693,580.40 = 4,294,701.60/x
  3. Step 3: Cross multiply
    7,129,053.60x = 10,693,580.40 × 4,294,701.60
  4. Step 4: Simplify right side
    7,129,053.60x = 45,925,736,853,608.64
  5. Step 5: Solve for x
    x = 45,925,736,853,608.64/7,129,053.60
  6. Step 6: Final answer
    x = 6,442,052.40

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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.