Home / 21,870,060.40-32,805,090.60-21,744,089.20

Finding the Fourth Proportional to 21,870,060.40, 32,805,090.60 and 21,744,089.20

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Solution

The fourth proportional to 21,870,060.40, 32,805,090.60 and 21,744,089.20 is: 32,616,133.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,870,060.40 : 32,805,090.60 = 21,744,089.20 : x
  2. Step 2: Convert to fraction form
    21,870,060.40/32,805,090.60 = 21,744,089.20/x
  3. Step 3: Cross multiply
    21,870,060.40x = 32,805,090.60 × 21,744,089.20
  4. Step 4: Simplify right side
    21,870,060.40x = 713,316,816,220,481.50
  5. Step 5: Solve for x
    x = 713,316,816,220,481.50/21,870,060.40
  6. Step 6: Final answer
    x = 32,616,133.80

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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.