Home / 38,083,559.40-52,555,145.76-20,679,763.32

Finding the Fourth Proportional to 38,083,559.40, 52,555,145.76 and 20,679,763.32

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Solution

The fourth proportional to 38,083,559.40, 52,555,145.76 and 20,679,763.32 is: 28,537,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,083,559.40 : 52,555,145.76 = 20,679,763.32 : x
  2. Step 2: Convert to fraction form
    38,083,559.40/52,555,145.76 = 20,679,763.32/x
  3. Step 3: Cross multiply
    38,083,559.40x = 52,555,145.76 × 20,679,763.32
  4. Step 4: Simplify right side
    38,083,559.40x = 1,086,827,975,564,901.50
  5. Step 5: Solve for x
    x = 1,086,827,975,564,901.50/38,083,559.40
  6. Step 6: Final answer
    x = 28,537,983.13

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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.