Home / 40,347,521.55-55,679,516.24-22,012,808.67

Finding the Fourth Proportional to 40,347,521.55, 55,679,516.24 and 22,012,808.67

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Solution

The fourth proportional to 40,347,521.55, 55,679,516.24 and 22,012,808.67 is: 30,377,641.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,347,521.55 : 55,679,516.24 = 22,012,808.67 : x
  2. Step 2: Convert to fraction form
    40,347,521.55/55,679,516.24 = 22,012,808.67/x
  3. Step 3: Cross multiply
    40,347,521.55x = 55,679,516.24 × 22,012,808.67
  4. Step 4: Simplify right side
    40,347,521.55x = 1,225,662,537,719,213.75
  5. Step 5: Solve for x
    x = 1,225,662,537,719,213.75/40,347,521.55
  6. Step 6: Final answer
    x = 30,377,641.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.