Home / 12,127,851.90-18,191,777.85-6,063,519.60

Finding the Fourth Proportional to 12,127,851.90, 18,191,777.85 and 6,063,519.60

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Solution

The fourth proportional to 12,127,851.90, 18,191,777.85 and 6,063,519.60 is: 9,095,279.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,851.90 : 18,191,777.85 = 6,063,519.60 : x
  2. Step 2: Convert to fraction form
    12,127,851.90/18,191,777.85 = 6,063,519.60/x
  3. Step 3: Cross multiply
    12,127,851.90x = 18,191,777.85 × 6,063,519.60
  4. Step 4: Simplify right side
    12,127,851.90x = 110,306,201,552,320.86
  5. Step 5: Solve for x
    x = 110,306,201,552,320.86/12,127,851.90
  6. Step 6: Final answer
    x = 9,095,279.40

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1.5x scale

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.