Home / 19,404,868.40-29,082,808.20-9,822,892.40

Finding the Fourth Proportional to 19,404,868.40, 29,082,808.20 and 9,822,892.40

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Solution

The fourth proportional to 19,404,868.40, 29,082,808.20 and 9,822,892.40 is: 14,721,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404,868.40 : 29,082,808.20 = 9,822,892.40 : x
  2. Step 2: Convert to fraction form
    19,404,868.40/29,082,808.20 = 9,822,892.40/x
  3. Step 3: Cross multiply
    19,404,868.40x = 29,082,808.20 × 9,822,892.40
  4. Step 4: Simplify right side
    19,404,868.40x = 285,677,295,638,437.69
  5. Step 5: Solve for x
    x = 285,677,295,638,437.69/19,404,868.40
  6. Step 6: Final answer
    x = 14,721,939.35

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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.