Home / 8,402,470.60-12,603,705.90-8,322,754.45

Finding the Fourth Proportional to 8,402,470.60, 12,603,705.90 and 8,322,754.45

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Solution

The fourth proportional to 8,402,470.60, 12,603,705.90 and 8,322,754.45 is: 12,484,131.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402,470.60 : 12,603,705.90 = 8,322,754.45 : x
  2. Step 2: Convert to fraction form
    8,402,470.60/12,603,705.90 = 8,322,754.45/x
  3. Step 3: Cross multiply
    8,402,470.60x = 12,603,705.90 × 8,322,754.45
  4. Step 4: Simplify right side
    8,402,470.60x = 104,897,549,365,716.27
  5. Step 5: Solve for x
    x = 104,897,549,365,716.27/8,402,470.60
  6. Step 6: Final answer
    x = 12,484,131.68

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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.