Home / 10,510,209.40-15,765,314.10-6,187,822.60

Finding the Fourth Proportional to 10,510,209.40, 15,765,314.10 and 6,187,822.60

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Solution

The fourth proportional to 10,510,209.40, 15,765,314.10 and 6,187,822.60 is: 9,281,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510,209.40 : 15,765,314.10 = 6,187,822.60 : x
  2. Step 2: Convert to fraction form
    10,510,209.40/15,765,314.10 = 6,187,822.60/x
  3. Step 3: Cross multiply
    10,510,209.40x = 15,765,314.10 × 6,187,822.60
  4. Step 4: Simplify right side
    10,510,209.40x = 97,552,966,884,078.66
  5. Step 5: Solve for x
    x = 97,552,966,884,078.66/10,510,209.40
  6. Step 6: Final answer
    x = 9,281,733.90

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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.