Home / 86,896,046.80-130,310,892.60-26,291,630.80

Finding the Fourth Proportional to 86,896,046.80, 130,310,892.60 and 26,291,630.80

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Solution

The fourth proportional to 86,896,046.80, 130,310,892.60 and 26,291,630.80 is: 39,427,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,896,046.80 : 130,310,892.60 = 26,291,630.80 : x
  2. Step 2: Convert to fraction form
    86,896,046.80/130,310,892.60 = 26,291,630.80/x
  3. Step 3: Cross multiply
    86,896,046.80x = 130,310,892.60 × 26,291,630.80
  4. Step 4: Simplify right side
    86,896,046.80x = 3,426,085,877,457,652
  5. Step 5: Solve for x
    x = 3,426,085,877,457,652/86,896,046.80
  6. Step 6: Final answer
    x = 39,427,407.85

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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.