Home / 10,660,325.40-15,977,366.10-7,248,605.40

Finding the Fourth Proportional to 10,660,325.40, 15,977,366.10 and 7,248,605.40

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Solution

The fourth proportional to 10,660,325.40, 15,977,366.10 and 7,248,605.40 is: 10,863,985.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660,325.40 : 15,977,366.10 = 7,248,605.40 : x
  2. Step 2: Convert to fraction form
    10,660,325.40/15,977,366.10 = 7,248,605.40/x
  3. Step 3: Cross multiply
    10,660,325.40x = 15,977,366.10 × 7,248,605.40
  4. Step 4: Simplify right side
    10,660,325.40x = 115,813,622,190,236.94
  5. Step 5: Solve for x
    x = 115,813,622,190,236.94/10,660,325.40
  6. Step 6: Final answer
    x = 10,863,985.65

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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.