Home / 19,409,553.40-29,114,330.10-9,306,974.20

Finding the Fourth Proportional to 19,409,553.40, 29,114,330.10 and 9,306,974.20

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Solution

The fourth proportional to 19,409,553.40, 29,114,330.10 and 9,306,974.20 is: 13,960,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409,553.40 : 29,114,330.10 = 9,306,974.20 : x
  2. Step 2: Convert to fraction form
    19,409,553.40/29,114,330.10 = 9,306,974.20/x
  3. Step 3: Cross multiply
    19,409,553.40x = 29,114,330.10 × 9,306,974.20
  4. Step 4: Simplify right side
    19,409,553.40x = 270,966,319,090,983.41
  5. Step 5: Solve for x
    x = 270,966,319,090,983.41/19,409,553.40
  6. Step 6: Final answer
    x = 13,960,461.30

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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.