Home / 56,032,674.17-84,074,549.21-28,758,120.40

Finding the Fourth Proportional to 56,032,674.17, 84,074,549.21 and 28,758,120.40

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Solution

The fourth proportional to 56,032,674.17, 84,074,549.21 and 28,758,120.40 is: 43,150,287.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,032,674.17 : 84,074,549.21 = 28,758,120.40 : x
  2. Step 2: Convert to fraction form
    56,032,674.17/84,074,549.21 = 28,758,120.40/x
  3. Step 3: Cross multiply
    56,032,674.17x = 84,074,549.21 × 28,758,120.40
  4. Step 4: Simplify right side
    56,032,674.17x = 2,417,826,008,192,741.50
  5. Step 5: Solve for x
    x = 2,417,826,008,192,741.50/56,032,674.17
  6. Step 6: Final answer
    x = 43,150,287.65

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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.