Home / 21,583,721.90-32,374,834.05-5,409,814.70

Finding the Fourth Proportional to 21,583,721.90, 32,374,834.05 and 5,409,814.70

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Solution

The fourth proportional to 21,583,721.90, 32,374,834.05 and 5,409,814.70 is: 8,114,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,583,721.90 : 32,374,834.05 = 5,409,814.70 : x
  2. Step 2: Convert to fraction form
    21,583,721.90/32,374,834.05 = 5,409,814.70/x
  3. Step 3: Cross multiply
    21,583,721.90x = 32,374,834.05 × 5,409,814.70
  4. Step 4: Simplify right side
    21,583,721.90x = 175,141,853,153,750.53
  5. Step 5: Solve for x
    x = 175,141,853,153,750.53/21,583,721.90
  6. Step 6: Final answer
    x = 8,114,534.37

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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.