Home / 12,011,074.80-18,014,862.60-3,490,522.80

Finding the Fourth Proportional to 12,011,074.80, 18,014,862.60 and 3,490,522.80

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Solution

The fourth proportional to 12,011,074.80, 18,014,862.60 and 3,490,522.80 is: 5,235,275.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011,074.80 : 18,014,862.60 = 3,490,522.80 : x
  2. Step 2: Convert to fraction form
    12,011,074.80/18,014,862.60 = 3,490,522.80/x
  3. Step 3: Cross multiply
    12,011,074.80x = 18,014,862.60 × 3,490,522.80
  4. Step 4: Simplify right side
    12,011,074.80x = 62,881,288,644,167.28
  5. Step 5: Solve for x
    x = 62,881,288,644,167.28/12,011,074.80
  6. Step 6: Final answer
    x = 5,235,275.75

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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.