Home / 15,781,638.04-23,679,276.74-8,486,571.26

Finding the Fourth Proportional to 15,781,638.04, 23,679,276.74 and 8,486,571.26

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Solution

The fourth proportional to 15,781,638.04, 23,679,276.74 and 8,486,571.26 is: 12,733,524.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,781,638.04 : 23,679,276.74 = 8,486,571.26 : x
  2. Step 2: Convert to fraction form
    15,781,638.04/23,679,276.74 = 8,486,571.26/x
  3. Step 3: Cross multiply
    15,781,638.04x = 23,679,276.74 × 8,486,571.26
  4. Step 4: Simplify right side
    15,781,638.04x = 200,955,869,409,330.41
  5. Step 5: Solve for x
    x = 200,955,869,409,330.41/15,781,638.04
  6. Step 6: Final answer
    x = 12,733,524.17

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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.