Home / 36,701,720.70-55,050,831.45-12,438,267.90

Finding the Fourth Proportional to 36,701,720.70, 55,050,831.45 and 12,438,267.90

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Solution

The fourth proportional to 36,701,720.70, 55,050,831.45 and 12,438,267.90 is: 18,656,808.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701,720.70 : 55,050,831.45 = 12,438,267.90 : x
  2. Step 2: Convert to fraction form
    36,701,720.70/55,050,831.45 = 12,438,267.90/x
  3. Step 3: Cross multiply
    36,701,720.70x = 55,050,831.45 × 12,438,267.90
  4. Step 4: Simplify right side
    36,701,720.70x = 684,736,989,692,845.50
  5. Step 5: Solve for x
    x = 684,736,989,692,845.50/36,701,720.70
  6. Step 6: Final answer
    x = 18,656,808.91

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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.