Home / 27,217,966.20-40,779,710.10-17,628,408.60

Finding the Fourth Proportional to 27,217,966.20, 40,779,710.10 and 17,628,408.60

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Solution

The fourth proportional to 27,217,966.20, 40,779,710.10 and 17,628,408.60 is: 26,412,017.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,966.20 : 40,779,710.10 = 17,628,408.60 : x
  2. Step 2: Convert to fraction form
    27,217,966.20/40,779,710.10 = 17,628,408.60/x
  3. Step 3: Cross multiply
    27,217,966.20x = 40,779,710.10 × 17,628,408.60
  4. Step 4: Simplify right side
    27,217,966.20x = 718,881,392,232,347
  5. Step 5: Solve for x
    x = 718,881,392,232,347/27,217,966.20
  6. Step 6: Final answer
    x = 26,412,017.23

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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.