Home / 35,591,245.60-53,386,868.40-12,875,648.80

Finding the Fourth Proportional to 35,591,245.60, 53,386,868.40 and 12,875,648.80

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Solution

The fourth proportional to 35,591,245.60, 53,386,868.40 and 12,875,648.80 is: 19,313,473.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,591,245.60 : 53,386,868.40 = 12,875,648.80 : x
  2. Step 2: Convert to fraction form
    35,591,245.60/53,386,868.40 = 12,875,648.80/x
  3. Step 3: Cross multiply
    35,591,245.60x = 53,386,868.40 × 12,875,648.80
  4. Step 4: Simplify right side
    35,591,245.60x = 687,390,568,050,218
  5. Step 5: Solve for x
    x = 687,390,568,050,218/35,591,245.60
  6. Step 6: Final answer
    x = 19,313,473.20

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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.