Home / 45,169,476.29-67,754,080.36-12,821,406.19

Finding the Fourth Proportional to 45,169,476.29, 67,754,080.36 and 12,821,406.19

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Solution

The fourth proportional to 45,169,476.29, 67,754,080.36 and 12,821,406.19 is: 19,232,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,169,476.29 : 67,754,080.36 = 12,821,406.19 : x
  2. Step 2: Convert to fraction form
    45,169,476.29/67,754,080.36 = 12,821,406.19/x
  3. Step 3: Cross multiply
    45,169,476.29x = 67,754,080.36 × 12,821,406.19
  4. Step 4: Simplify right side
    45,169,476.29x = 868,702,585,261,354.38
  5. Step 5: Solve for x
    x = 868,702,585,261,354.38/45,169,476.29
  6. Step 6: Final answer
    x = 19,232,071.23

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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.