Home / 19,739,152.20-29,608,728.30-5,364,001.20

Finding the Fourth Proportional to 19,739,152.20, 29,608,728.30 and 5,364,001.20

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Solution

The fourth proportional to 19,739,152.20, 29,608,728.30 and 5,364,001.20 is: 8,046,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,739,152.20 : 29,608,728.30 = 5,364,001.20 : x
  2. Step 2: Convert to fraction form
    19,739,152.20/29,608,728.30 = 5,364,001.20/x
  3. Step 3: Cross multiply
    19,739,152.20x = 29,608,728.30 × 5,364,001.20
  4. Step 4: Simplify right side
    19,739,152.20x = 158,821,254,131,673.97
  5. Step 5: Solve for x
    x = 158,821,254,131,673.97/19,739,152.20
  6. Step 6: Final answer
    x = 8,046,001.80

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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.