Home / 32,805,912.80-49,208,869.20-31,312,920.80

Finding the Fourth Proportional to 32,805,912.80, 49,208,869.20 and 31,312,920.80

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Solution

The fourth proportional to 32,805,912.80, 49,208,869.20 and 31,312,920.80 is: 46,969,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,805,912.80 : 49,208,869.20 = 31,312,920.80 : x
  2. Step 2: Convert to fraction form
    32,805,912.80/49,208,869.20 = 31,312,920.80/x
  3. Step 3: Cross multiply
    32,805,912.80x = 49,208,869.20 × 31,312,920.80
  4. Step 4: Simplify right side
    32,805,912.80x = 1,540,873,423,917,159.50
  5. Step 5: Solve for x
    x = 1,540,873,423,917,159.50/32,805,912.80
  6. Step 6: Final answer
    x = 46,969,381.20

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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.