Home / 22,478,027.80-31,019,677.98-12,164,750.89

Finding the Fourth Proportional to 22,478,027.80, 31,019,677.98 and 12,164,750.89

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Solution

The fourth proportional to 22,478,027.80, 31,019,677.98 and 12,164,750.89 is: 16,787,356.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,478,027.80 : 31,019,677.98 = 12,164,750.89 : x
  2. Step 2: Convert to fraction form
    22,478,027.80/31,019,677.98 = 12,164,750.89/x
  3. Step 3: Cross multiply
    22,478,027.80x = 31,019,677.98 × 12,164,750.89
  4. Step 4: Simplify right side
    22,478,027.80x = 377,346,655,400,256.50
  5. Step 5: Solve for x
    x = 377,346,655,400,256.50/22,478,027.80
  6. Step 6: Final answer
    x = 16,787,356.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.