Home / 31,869,707.80-47,804,561.70-29,212,502.80

Finding the Fourth Proportional to 31,869,707.80, 47,804,561.70 and 29,212,502.80

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Solution

The fourth proportional to 31,869,707.80, 47,804,561.70 and 29,212,502.80 is: 43,818,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,869,707.80 : 47,804,561.70 = 29,212,502.80 : x
  2. Step 2: Convert to fraction form
    31,869,707.80/47,804,561.70 = 29,212,502.80/x
  3. Step 3: Cross multiply
    31,869,707.80x = 47,804,561.70 × 29,212,502.80
  4. Step 4: Simplify right side
    31,869,707.80x = 1,396,490,892,514,023
  5. Step 5: Solve for x
    x = 1,396,490,892,514,023/31,869,707.80
  6. Step 6: Final answer
    x = 43,818,754.20

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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.