Home / 15,063,456.56-20,787,463.22-8,537,030.60

Finding the Fourth Proportional to 15,063,456.56, 20,787,463.22 and 8,537,030.60

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Solution

The fourth proportional to 15,063,456.56, 20,787,463.22 and 8,537,030.60 is: 11,781,041.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,063,456.56 : 20,787,463.22 = 8,537,030.60 : x
  2. Step 2: Convert to fraction form
    15,063,456.56/20,787,463.22 = 8,537,030.60/x
  3. Step 3: Cross multiply
    15,063,456.56x = 20,787,463.22 × 8,537,030.60
  4. Step 4: Simplify right side
    15,063,456.56x = 177,463,209,605,514.50
  5. Step 5: Solve for x
    x = 177,463,209,605,514.50/15,063,456.56
  6. Step 6: Final answer
    x = 11,781,041.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.