Home / 26,911,456.40-40,339,628.40-13,243,581.20

Finding the Fourth Proportional to 26,911,456.40, 40,339,628.40 and 13,243,581.20

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Solution

The fourth proportional to 26,911,456.40, 40,339,628.40 and 13,243,581.20 is: 19,851,810.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,911,456.40 : 40,339,628.40 = 13,243,581.20 : x
  2. Step 2: Convert to fraction form
    26,911,456.40/40,339,628.40 = 13,243,581.20/x
  3. Step 3: Cross multiply
    26,911,456.40x = 40,339,628.40 × 13,243,581.20
  4. Step 4: Simplify right side
    26,911,456.40x = 534,241,144,293,226
  5. Step 5: Solve for x
    x = 534,241,144,293,226/26,911,456.40
  6. Step 6: Final answer
    x = 19,851,810.93

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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.