Home / 57,849,309.07-79,831,827.52-31,744,263.76

Finding the Fourth Proportional to 57,849,309.07, 79,831,827.52 and 31,744,263.76

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Solution

The fourth proportional to 57,849,309.07, 79,831,827.52 and 31,744,263.76 is: 43,806,963.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,849,309.07 : 79,831,827.52 = 31,744,263.76 : x
  2. Step 2: Convert to fraction form
    57,849,309.07/79,831,827.52 = 31,744,263.76/x
  3. Step 3: Cross multiply
    57,849,309.07x = 79,831,827.52 × 31,744,263.76
  4. Step 4: Simplify right side
    57,849,309.07x = 2,534,202,589,237,706.50
  5. Step 5: Solve for x
    x = 2,534,202,589,237,706.50/57,849,309.07
  6. Step 6: Final answer
    x = 43,806,963.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.