Home / 8,722,128.17-12,036,322.50-4,801,851.70

Finding the Fourth Proportional to 8,722,128.17, 12,036,322.50 and 4,801,851.70

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Solution

The fourth proportional to 8,722,128.17, 12,036,322.50 and 4,801,851.70 is: 6,626,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722,128.17 : 12,036,322.50 = 4,801,851.70 : x
  2. Step 2: Convert to fraction form
    8,722,128.17/12,036,322.50 = 4,801,851.70/x
  3. Step 3: Cross multiply
    8,722,128.17x = 12,036,322.50 × 4,801,851.70
  4. Step 4: Simplify right side
    8,722,128.17x = 57,796,635,658,373.25
  5. Step 5: Solve for x
    x = 57,796,635,658,373.25/8,722,128.17
  6. Step 6: Final answer
    x = 6,626,437.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.