Home / 30,966,042.89-42,733,841.67-17,028,172.28

Finding the Fourth Proportional to 30,966,042.89, 42,733,841.67 and 17,028,172.28

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Solution

The fourth proportional to 30,966,042.89, 42,733,841.67 and 17,028,172.28 is: 23,499,264.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,966,042.89 : 42,733,841.67 = 17,028,172.28 : x
  2. Step 2: Convert to fraction form
    30,966,042.89/42,733,841.67 = 17,028,172.28/x
  3. Step 3: Cross multiply
    30,966,042.89x = 42,733,841.67 × 17,028,172.28
  4. Step 4: Simplify right side
    30,966,042.89x = 727,679,218,249,837.50
  5. Step 5: Solve for x
    x = 727,679,218,249,837.50/30,966,042.89
  6. Step 6: Final answer
    x = 23,499,264.04

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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.