Home / 67,362,452.25-92,875,917.31-56,215,034.40

Finding the Fourth Proportional to 67,362,452.25, 92,875,917.31 and 56,215,034.40

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Solution

The fourth proportional to 67,362,452.25, 92,875,917.31 and 56,215,034.40 is: 77,506,425.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,362,452.25 : 92,875,917.31 = 56,215,034.40 : x
  2. Step 2: Convert to fraction form
    67,362,452.25/92,875,917.31 = 56,215,034.40/x
  3. Step 3: Cross multiply
    67,362,452.25x = 92,875,917.31 × 56,215,034.40
  4. Step 4: Simplify right side
    67,362,452.25x = 5,221,022,887,037,106
  5. Step 5: Solve for x
    x = 5,221,022,887,037,106/67,362,452.25
  6. Step 6: Final answer
    x = 77,506,425.51

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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.