Home / 26,290,414.40-39,439,768.80-8,341,332.80

Finding the Fourth Proportional to 26,290,414.40, 39,439,768.80 and 8,341,332.80

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Solution

The fourth proportional to 26,290,414.40, 39,439,768.80 and 8,341,332.80 is: 12,513,315.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,290,414.40 : 39,439,768.80 = 8,341,332.80 : x
  2. Step 2: Convert to fraction form
    26,290,414.40/39,439,768.80 = 8,341,332.80/x
  3. Step 3: Cross multiply
    26,290,414.40x = 39,439,768.80 × 8,341,332.80
  4. Step 4: Simplify right side
    26,290,414.40x = 328,980,237,115,856.62
  5. Step 5: Solve for x
    x = 328,980,237,115,856.62/26,290,414.40
  6. Step 6: Final answer
    x = 12,513,315.01

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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.