Home / 15,543,615.90-23,315,205.15-7,023,938.70

Finding the Fourth Proportional to 15,543,615.90, 23,315,205.15 and 7,023,938.70

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Solution

The fourth proportional to 15,543,615.90, 23,315,205.15 and 7,023,938.70 is: 10,535,809.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,543,615.90 : 23,315,205.15 = 7,023,938.70 : x
  2. Step 2: Convert to fraction form
    15,543,615.90/23,315,205.15 = 7,023,938.70/x
  3. Step 3: Cross multiply
    15,543,615.90x = 23,315,205.15 × 7,023,938.70
  4. Step 4: Simplify right side
    15,543,615.90x = 163,764,571,751,524.31
  5. Step 5: Solve for x
    x = 163,764,571,751,524.31/15,543,615.90
  6. Step 6: Final answer
    x = 10,535,809.22

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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.