Home / 32,592,628.90-48,888,943.35-21,255,220.90

Finding the Fourth Proportional to 32,592,628.90, 48,888,943.35 and 21,255,220.90

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Solution

The fourth proportional to 32,592,628.90, 48,888,943.35 and 21,255,220.90 is: 31,882,831.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,592,628.90 : 48,888,943.35 = 21,255,220.90 : x
  2. Step 2: Convert to fraction form
    32,592,628.90/48,888,943.35 = 21,255,220.90/x
  3. Step 3: Cross multiply
    32,592,628.90x = 48,888,943.35 × 21,255,220.90
  4. Step 4: Simplify right side
    32,592,628.90x = 1,039,145,290,471,836
  5. Step 5: Solve for x
    x = 1,039,145,290,471,836/32,592,628.90
  6. Step 6: Final answer
    x = 31,882,831.35

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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.