Home / 21,585,391.20-32,373,421.20-9,454,831.20

Finding the Fourth Proportional to 21,585,391.20, 32,373,421.20 and 9,454,831.20

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Solution

The fourth proportional to 21,585,391.20, 32,373,421.20 and 9,454,831.20 is: 14,180,203.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,585,391.20 : 32,373,421.20 = 9,454,831.20 : x
  2. Step 2: Convert to fraction form
    21,585,391.20/32,373,421.20 = 9,454,831.20/x
  3. Step 3: Cross multiply
    21,585,391.20x = 32,373,421.20 × 9,454,831.20
  4. Step 4: Simplify right side
    21,585,391.20x = 306,085,232,812,501.44
  5. Step 5: Solve for x
    x = 306,085,232,812,501.44/21,585,391.20
  6. Step 6: Final answer
    x = 14,180,203.17

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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.