Home / 15,113,902.40-22,670,853.60-9,739,131.20

Finding the Fourth Proportional to 15,113,902.40, 22,670,853.60 and 9,739,131.20

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Solution

The fourth proportional to 15,113,902.40, 22,670,853.60 and 9,739,131.20 is: 14,608,696.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113,902.40 : 22,670,853.60 = 9,739,131.20 : x
  2. Step 2: Convert to fraction form
    15,113,902.40/22,670,853.60 = 9,739,131.20/x
  3. Step 3: Cross multiply
    15,113,902.40x = 22,670,853.60 × 9,739,131.20
  4. Step 4: Simplify right side
    15,113,902.40x = 220,794,417,626,392.31
  5. Step 5: Solve for x
    x = 220,794,417,626,392.31/15,113,902.40
  6. Step 6: Final answer
    x = 14,608,696.80

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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.