Home / 19,231,569.60-28,847,354.40-5,768,397.60

Finding the Fourth Proportional to 19,231,569.60, 28,847,354.40 and 5,768,397.60

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Solution

The fourth proportional to 19,231,569.60, 28,847,354.40 and 5,768,397.60 is: 8,652,596.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,231,569.60 : 28,847,354.40 = 5,768,397.60 : x
  2. Step 2: Convert to fraction form
    19,231,569.60/28,847,354.40 = 5,768,397.60/x
  3. Step 3: Cross multiply
    19,231,569.60x = 28,847,354.40 × 5,768,397.60
  4. Step 4: Simplify right side
    19,231,569.60x = 166,403,009,887,309.41
  5. Step 5: Solve for x
    x = 166,403,009,887,309.41/19,231,569.60
  6. Step 6: Final answer
    x = 8,652,596.40

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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.