Home / 21,870,036.90-32,805,055.35-6,722,000.10

Finding the Fourth Proportional to 21,870,036.90, 32,805,055.35 and 6,722,000.10

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Solution

The fourth proportional to 21,870,036.90, 32,805,055.35 and 6,722,000.10 is: 10,083,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,870,036.90 : 32,805,055.35 = 6,722,000.10 : x
  2. Step 2: Convert to fraction form
    21,870,036.90/32,805,055.35 = 6,722,000.10/x
  3. Step 3: Cross multiply
    21,870,036.90x = 32,805,055.35 × 6,722,000.10
  4. Step 4: Simplify right side
    21,870,036.90x = 220,515,585,343,205.53
  5. Step 5: Solve for x
    x = 220,515,585,343,205.53/21,870,036.90
  6. Step 6: Final answer
    x = 10,083,000.15

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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.