Home / 26,290,412.90-39,439,766.55-8,341,331.30

Finding the Fourth Proportional to 26,290,412.90, 39,439,766.55 and 8,341,331.30

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Solution

The fourth proportional to 26,290,412.90, 39,439,766.55 and 8,341,331.30 is: 12,513,312.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,290,412.90 : 39,439,766.55 = 8,341,331.30 : x
  2. Step 2: Convert to fraction form
    26,290,412.90/39,439,766.55 = 8,341,331.30/x
  3. Step 3: Cross multiply
    26,290,412.90x = 39,439,766.55 × 8,341,331.30
  4. Step 4: Simplify right side
    26,290,412.90x = 328,980,159,188,208
  5. Step 5: Solve for x
    x = 328,980,159,188,208/26,290,412.90
  6. Step 6: Final answer
    x = 12,513,312.76

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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.