Home / 19,820,327.76-29,730,435.12-5,443,409.04

Finding the Fourth Proportional to 19,820,327.76, 29,730,435.12 and 5,443,409.04

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Solution

The fourth proportional to 19,820,327.76, 29,730,435.12 and 5,443,409.04 is: 8,165,098.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,820,327.76 : 29,730,435.12 = 5,443,409.04 : x
  2. Step 2: Convert to fraction form
    19,820,327.76/29,730,435.12 = 5,443,409.04/x
  3. Step 3: Cross multiply
    19,820,327.76x = 29,730,435.12 × 5,443,409.04
  4. Step 4: Simplify right side
    19,820,327.76x = 161,834,919,295,341.50
  5. Step 5: Solve for x
    x = 161,834,919,295,341.50/19,820,327.76
  6. Step 6: Final answer
    x = 8,165,098.04

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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.