Home / 8,815,733.60-13,223,600.40-8,178,004.40

Finding the Fourth Proportional to 8,815,733.60, 13,223,600.40 and 8,178,004.40

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Solution

The fourth proportional to 8,815,733.60, 13,223,600.40 and 8,178,004.40 is: 12,267,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,733.60 : 13,223,600.40 = 8,178,004.40 : x
  2. Step 2: Convert to fraction form
    8,815,733.60/13,223,600.40 = 8,178,004.40/x
  3. Step 3: Cross multiply
    8,815,733.60x = 13,223,600.40 × 8,178,004.40
  4. Step 4: Simplify right side
    8,815,733.60x = 108,142,662,255,041.77
  5. Step 5: Solve for x
    x = 108,142,662,255,041.77/8,815,733.60
  6. Step 6: Final answer
    x = 12,267,006.60

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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.