Home / 26,980,656.30-40,470,984.45-18,371,312.10

Finding the Fourth Proportional to 26,980,656.30, 40,470,984.45 and 18,371,312.10

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Solution

The fourth proportional to 26,980,656.30, 40,470,984.45 and 18,371,312.10 is: 27,556,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,980,656.30 : 40,470,984.45 = 18,371,312.10 : x
  2. Step 2: Convert to fraction form
    26,980,656.30/40,470,984.45 = 18,371,312.10/x
  3. Step 3: Cross multiply
    26,980,656.30x = 40,470,984.45 × 18,371,312.10
  4. Step 4: Simplify right side
    26,980,656.30x = 743,505,086,325,197
  5. Step 5: Solve for x
    x = 743,505,086,325,197/26,980,656.30
  6. Step 6: Final answer
    x = 27,556,968.15

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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.