Home / 40,314,955.75-55,639,362.15-22,913,916.71

Finding the Fourth Proportional to 40,314,955.75, 55,639,362.15 and 22,913,916.71

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Solution

The fourth proportional to 40,314,955.75, 55,639,362.15 and 22,913,916.71 is: 31,623,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,314,955.75 : 55,639,362.15 = 22,913,916.71 : x
  2. Step 2: Convert to fraction form
    40,314,955.75/55,639,362.15 = 22,913,916.71/x
  3. Step 3: Cross multiply
    40,314,955.75x = 55,639,362.15 × 22,913,916.71
  4. Step 4: Simplify right side
    40,314,955.75x = 1,274,915,709,824,429.50
  5. Step 5: Solve for x
    x = 1,274,915,709,824,429.50/40,314,955.75
  6. Step 6: Final answer
    x = 31,623,889.60

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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.