Home / 21,353,954.16-32,030,923.32-8,574,454.92

Finding the Fourth Proportional to 21,353,954.16, 32,030,923.32 and 8,574,454.92

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Solution

The fourth proportional to 21,353,954.16, 32,030,923.32 and 8,574,454.92 is: 12,861,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,353,954.16 : 32,030,923.32 = 8,574,454.92 : x
  2. Step 2: Convert to fraction form
    21,353,954.16/32,030,923.32 = 8,574,454.92/x
  3. Step 3: Cross multiply
    21,353,954.16x = 32,030,923.32 × 8,574,454.92
  4. Step 4: Simplify right side
    21,353,954.16x = 274,647,708,053,316.75
  5. Step 5: Solve for x
    x = 274,647,708,053,316.75/21,353,954.16
  6. Step 6: Final answer
    x = 12,861,679.20

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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.