Home / 53,217,808.20-79,826,712.30-17,316,016.20

Finding the Fourth Proportional to 53,217,808.20, 79,826,712.30 and 17,316,016.20

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Solution

The fourth proportional to 53,217,808.20, 79,826,712.30 and 17,316,016.20 is: 25,974,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,217,808.20 : 79,826,712.30 = 17,316,016.20 : x
  2. Step 2: Convert to fraction form
    53,217,808.20/79,826,712.30 = 17,316,016.20/x
  3. Step 3: Cross multiply
    53,217,808.20x = 79,826,712.30 × 17,316,016.20
  4. Step 4: Simplify right side
    53,217,808.20x = 1,382,280,643,379,539.25
  5. Step 5: Solve for x
    x = 1,382,280,643,379,539.25/53,217,808.20
  6. Step 6: Final answer
    x = 25,974,024.30

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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.