Home / 52,151,083.80-78,254,619.30-21,862,008.60

Finding the Fourth Proportional to 52,151,083.80, 78,254,619.30 and 21,862,008.60

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Solution

The fourth proportional to 52,151,083.80, 78,254,619.30 and 21,862,008.60 is: 32,804,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,151,083.80 : 78,254,619.30 = 21,862,008.60 : x
  2. Step 2: Convert to fraction form
    52,151,083.80/78,254,619.30 = 21,862,008.60/x
  3. Step 3: Cross multiply
    52,151,083.80x = 78,254,619.30 × 21,862,008.60
  4. Step 4: Simplify right side
    52,151,083.80x = 1,710,803,160,126,326
  5. Step 5: Solve for x
    x = 1,710,803,160,126,326/52,151,083.80
  6. Step 6: Final answer
    x = 32,804,747.96

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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.