Home / 56,403,347.20-84,605,020.80-37,229,619.40

Finding the Fourth Proportional to 56,403,347.20, 84,605,020.80 and 37,229,619.40

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Solution

The fourth proportional to 56,403,347.20, 84,605,020.80 and 37,229,619.40 is: 55,844,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,403,347.20 : 84,605,020.80 = 37,229,619.40 : x
  2. Step 2: Convert to fraction form
    56,403,347.20/84,605,020.80 = 37,229,619.40/x
  3. Step 3: Cross multiply
    56,403,347.20x = 84,605,020.80 × 37,229,619.40
  4. Step 4: Simplify right side
    56,403,347.20x = 3,149,812,723,713,083.50
  5. Step 5: Solve for x
    x = 3,149,812,723,713,083.50/56,403,347.20
  6. Step 6: Final answer
    x = 55,844,429.10

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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.