Home / 10,360,702.80-15,534,833.40-5,321,854.80

Finding the Fourth Proportional to 10,360,702.80, 15,534,833.40 and 5,321,854.80

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Solution

The fourth proportional to 10,360,702.80, 15,534,833.40 and 5,321,854.80 is: 7,979,586.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360,702.80 : 15,534,833.40 = 5,321,854.80 : x
  2. Step 2: Convert to fraction form
    10,360,702.80/15,534,833.40 = 5,321,854.80/x
  3. Step 3: Cross multiply
    10,360,702.80x = 15,534,833.40 × 5,321,854.80
  4. Step 4: Simplify right side
    10,360,702.80x = 82,674,127,696,990.31
  5. Step 5: Solve for x
    x = 82,674,127,696,990.31/10,360,702.80
  6. Step 6: Final answer
    x = 7,979,586.84

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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.