Home / 47,407,604.76-71,111,407.13-13,328,950.64

Finding the Fourth Proportional to 47,407,604.76, 71,111,407.13 and 13,328,950.64

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Solution

The fourth proportional to 47,407,604.76, 71,111,407.13 and 13,328,950.64 is: 19,993,425.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,407,604.76 : 71,111,407.13 = 13,328,950.64 : x
  2. Step 2: Convert to fraction form
    47,407,604.76/71,111,407.13 = 13,328,950.64/x
  3. Step 3: Cross multiply
    47,407,604.76x = 71,111,407.13 × 13,328,950.64
  4. Step 4: Simplify right side
    47,407,604.76x = 947,840,435,154,512.25
  5. Step 5: Solve for x
    x = 947,840,435,154,512.25/47,407,604.76
  6. Step 6: Final answer
    x = 19,993,425.95

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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.