Home / 12,260,034.40-18,390,051.60-10,346,846.80

Finding the Fourth Proportional to 12,260,034.40, 18,390,051.60 and 10,346,846.80

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Solution

The fourth proportional to 12,260,034.40, 18,390,051.60 and 10,346,846.80 is: 15,520,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260,034.40 : 18,390,051.60 = 10,346,846.80 : x
  2. Step 2: Convert to fraction form
    12,260,034.40/18,390,051.60 = 10,346,846.80/x
  3. Step 3: Cross multiply
    12,260,034.40x = 18,390,051.60 × 10,346,846.80
  4. Step 4: Simplify right side
    12,260,034.40x = 190,279,046,549,294.91
  5. Step 5: Solve for x
    x = 190,279,046,549,294.91/12,260,034.40
  6. Step 6: Final answer
    x = 15,520,270.20

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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.