Home / 61,842,658.95-92,775,392.28-20,345,871.69

Finding the Fourth Proportional to 61,842,658.95, 92,775,392.28 and 20,345,871.69

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Solution

The fourth proportional to 61,842,658.95, 92,775,392.28 and 20,345,871.69 is: 30,522,559.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,842,658.95 : 92,775,392.28 = 20,345,871.69 : x
  2. Step 2: Convert to fraction form
    61,842,658.95/92,775,392.28 = 20,345,871.69/x
  3. Step 3: Cross multiply
    61,842,658.95x = 92,775,392.28 × 20,345,871.69
  4. Step 4: Simplify right side
    61,842,658.95x = 1,887,596,227,318,296.75
  5. Step 5: Solve for x
    x = 1,887,596,227,318,296.75/61,842,658.95
  6. Step 6: Final answer
    x = 30,522,559.34

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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.