Home / 52,415,999.40-78,623,999.10-26,906,831.40

Finding the Fourth Proportional to 52,415,999.40, 78,623,999.10 and 26,906,831.40

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Solution

The fourth proportional to 52,415,999.40, 78,623,999.10 and 26,906,831.40 is: 40,360,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,415,999.40 : 78,623,999.10 = 26,906,831.40 : x
  2. Step 2: Convert to fraction form
    52,415,999.40/78,623,999.10 = 26,906,831.40/x
  3. Step 3: Cross multiply
    52,415,999.40x = 78,623,999.10 × 26,906,831.40
  4. Step 4: Simplify right side
    52,415,999.40x = 2,115,522,687,777,451.50
  5. Step 5: Solve for x
    x = 2,115,522,687,777,451.50/52,415,999.40
  6. Step 6: Final answer
    x = 40,360,247.10

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Similar ratio
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1.5x scale

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.