Home / 20,228,810.30-30,343,215.45-5,852,347.10

Finding the Fourth Proportional to 20,228,810.30, 30,343,215.45 and 5,852,347.10

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Solution

The fourth proportional to 20,228,810.30, 30,343,215.45 and 5,852,347.10 is: 8,778,520.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,228,810.30 : 30,343,215.45 = 5,852,347.10 : x
  2. Step 2: Convert to fraction form
    20,228,810.30/30,343,215.45 = 5,852,347.10/x
  3. Step 3: Cross multiply
    20,228,810.30x = 30,343,215.45 × 5,852,347.10
  4. Step 4: Simplify right side
    20,228,810.30x = 177,579,028,943,482.69
  5. Step 5: Solve for x
    x = 177,579,028,943,482.69/20,228,810.30
  6. Step 6: Final answer
    x = 8,778,520.65

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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.