Home / 30,472,516.54-42,052,050.21-17,420,063.14

Finding the Fourth Proportional to 30,472,516.54, 42,052,050.21 and 17,420,063.14

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Solution

The fourth proportional to 30,472,516.54, 42,052,050.21 and 17,420,063.14 is: 24,039,674.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,472,516.54 : 42,052,050.21 = 17,420,063.14 : x
  2. Step 2: Convert to fraction form
    30,472,516.54/42,052,050.21 = 17,420,063.14/x
  3. Step 3: Cross multiply
    30,472,516.54x = 42,052,050.21 × 17,420,063.14
  4. Step 4: Simplify right side
    30,472,516.54x = 732,549,369,824,650.25
  5. Step 5: Solve for x
    x = 732,549,369,824,650.25/30,472,516.54
  6. Step 6: Final answer
    x = 24,039,674.20

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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.