Home / 65,604,296.12-98,368,372.51-31,060,407.90

Finding the Fourth Proportional to 65,604,296.12, 98,368,372.51 and 31,060,407.90

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Solution

The fourth proportional to 65,604,296.12, 98,368,372.51 and 31,060,407.90 is: 46,572,586.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,604,296.12 : 98,368,372.51 = 31,060,407.90 : x
  2. Step 2: Convert to fraction form
    65,604,296.12/98,368,372.51 = 31,060,407.90/x
  3. Step 3: Cross multiply
    65,604,296.12x = 98,368,372.51 × 31,060,407.90
  4. Step 4: Simplify right side
    65,604,296.12x = 3,055,361,774,205,556
  5. Step 5: Solve for x
    x = 3,055,361,774,205,556/65,604,296.12
  6. Step 6: Final answer
    x = 46,572,586.78

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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.