Home / 26,371,979.40-39,557,969.10-16,168,312.20

Finding the Fourth Proportional to 26,371,979.40, 39,557,969.10 and 16,168,312.20

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Solution

The fourth proportional to 26,371,979.40, 39,557,969.10 and 16,168,312.20 is: 24,252,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,371,979.40 : 39,557,969.10 = 16,168,312.20 : x
  2. Step 2: Convert to fraction form
    26,371,979.40/39,557,969.10 = 16,168,312.20/x
  3. Step 3: Cross multiply
    26,371,979.40x = 39,557,969.10 × 16,168,312.20
  4. Step 4: Simplify right side
    26,371,979.40x = 639,585,594,406,753
  5. Step 5: Solve for x
    x = 639,585,594,406,753/26,371,979.40
  6. Step 6: Final answer
    x = 24,252,468.30

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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.