Home / 26,158,856.03-39,238,480.88-9,980,457.92

Finding the Fourth Proportional to 26,158,856.03, 39,238,480.88 and 9,980,457.92

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Solution

The fourth proportional to 26,158,856.03, 39,238,480.88 and 9,980,457.92 is: 14,970,761.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,158,856.03 : 39,238,480.88 = 9,980,457.92 : x
  2. Step 2: Convert to fraction form
    26,158,856.03/39,238,480.88 = 9,980,457.92/x
  3. Step 3: Cross multiply
    26,158,856.03x = 39,238,480.88 × 9,980,457.92
  4. Step 4: Simplify right side
    26,158,856.03x = 391,618,007,390,611.88
  5. Step 5: Solve for x
    x = 391,618,007,390,611.88/26,158,856.03
  6. Step 6: Final answer
    x = 14,970,761.98

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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.