Home / 75,532,047.52-112,868,087.68-56,713,676.16

Finding the Fourth Proportional to 75,532,047.52, 112,868,087.68 and 56,713,676.16

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Solution

The fourth proportional to 75,532,047.52, 112,868,087.68 and 56,713,676.16 is: 84,747,658.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,532,047.52 : 112,868,087.68 = 56,713,676.16 : x
  2. Step 2: Convert to fraction form
    75,532,047.52/112,868,087.68 = 56,713,676.16/x
  3. Step 3: Cross multiply
    75,532,047.52x = 112,868,087.68 × 56,713,676.16
  4. Step 4: Simplify right side
    75,532,047.52x = 6,401,164,173,482,006
  5. Step 5: Solve for x
    x = 6,401,164,173,482,006/75,532,047.52
  6. Step 6: Final answer
    x = 84,747,658.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.