Home / 8,352,001.60-12,528,002.40-4,768,820.80

Finding the Fourth Proportional to 8,352,001.60, 12,528,002.40 and 4,768,820.80

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Solution

The fourth proportional to 8,352,001.60, 12,528,002.40 and 4,768,820.80 is: 7,153,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352,001.60 : 12,528,002.40 = 4,768,820.80 : x
  2. Step 2: Convert to fraction form
    8,352,001.60/12,528,002.40 = 4,768,820.80/x
  3. Step 3: Cross multiply
    8,352,001.60x = 12,528,002.40 × 4,768,820.80
  4. Step 4: Simplify right side
    8,352,001.60x = 59,743,798,427,569.92
  5. Step 5: Solve for x
    x = 59,743,798,427,569.92/8,352,001.60
  6. Step 6: Final answer
    x = 7,153,231.20

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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.