Home / 30,334,517.10-45,501,775.65-13,328,405.10

Finding the Fourth Proportional to 30,334,517.10, 45,501,775.65 and 13,328,405.10

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Solution

The fourth proportional to 30,334,517.10, 45,501,775.65 and 13,328,405.10 is: 19,992,607.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,334,517.10 : 45,501,775.65 = 13,328,405.10 : x
  2. Step 2: Convert to fraction form
    30,334,517.10/45,501,775.65 = 13,328,405.10/x
  3. Step 3: Cross multiply
    30,334,517.10x = 45,501,775.65 × 13,328,405.10
  4. Step 4: Simplify right side
    30,334,517.10x = 606,466,098,632,515.75
  5. Step 5: Solve for x
    x = 606,466,098,632,515.75/30,334,517.10
  6. Step 6: Final answer
    x = 19,992,607.65

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1.5x scale

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.