Home / 31,248,386.26-43,123,117.95-17,309,954.86

Finding the Fourth Proportional to 31,248,386.26, 43,123,117.95 and 17,309,954.86

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Solution

The fourth proportional to 31,248,386.26, 43,123,117.95 and 17,309,954.86 is: 23,887,928.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248,386.26 : 43,123,117.95 = 17,309,954.86 : x
  2. Step 2: Convert to fraction form
    31,248,386.26/43,123,117.95 = 17,309,954.86/x
  3. Step 3: Cross multiply
    31,248,386.26x = 43,123,117.95 × 17,309,954.86
  4. Step 4: Simplify right side
    31,248,386.26x = 746,459,225,136,955.75
  5. Step 5: Solve for x
    x = 746,459,225,136,955.75/31,248,386.26
  6. Step 6: Final answer
    x = 23,887,928.77

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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.