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Finding the Fourth Proportional to 43,831,462.68, 65,745,307.44 and 11,482,649.01

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Solution

The fourth proportional to 43,831,462.68, 65,745,307.44 and 11,482,649.01 is: 17,223,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,831,462.68 : 65,745,307.44 = 11,482,649.01 : x
  2. Step 2: Convert to fraction form
    43,831,462.68/65,745,307.44 = 11,482,649.01/x
  3. Step 3: Cross multiply
    43,831,462.68x = 65,745,307.44 × 11,482,649.01
  4. Step 4: Simplify right side
    43,831,462.68x = 754,930,289,388,061.62
  5. Step 5: Solve for x
    x = 754,930,289,388,061.62/43,831,462.68
  6. Step 6: Final answer
    x = 17,223,479.28

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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.