Home / 55,371,718.47-83,075,321.17-38,770,618.10

Finding the Fourth Proportional to 55,371,718.47, 83,075,321.17 and 38,770,618.10

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Solution

The fourth proportional to 55,371,718.47, 83,075,321.17 and 38,770,618.10 is: 58,168,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,371,718.47 : 83,075,321.17 = 38,770,618.10 : x
  2. Step 2: Convert to fraction form
    55,371,718.47/83,075,321.17 = 38,770,618.10/x
  3. Step 3: Cross multiply
    55,371,718.47x = 83,075,321.17 × 38,770,618.10
  4. Step 4: Simplify right side
    55,371,718.47x = 3,220,881,550,616,915.50
  5. Step 5: Solve for x
    x = 3,220,881,550,616,915.50/55,371,718.47
  6. Step 6: Final answer
    x = 58,168,350.91

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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.