Home / 7,390,900.80-11,088,424.80-3,604,507.20

Finding the Fourth Proportional to 7,390,900.80, 11,088,424.80 and 3,604,507.20

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Solution

The fourth proportional to 7,390,900.80, 11,088,424.80 and 3,604,507.20 is: 5,407,772.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390,900.80 : 11,088,424.80 = 3,604,507.20 : x
  2. Step 2: Convert to fraction form
    7,390,900.80/11,088,424.80 = 3,604,507.20/x
  3. Step 3: Cross multiply
    7,390,900.80x = 11,088,424.80 × 3,604,507.20
  4. Step 4: Simplify right side
    7,390,900.80x = 39,968,307,028,258.56
  5. Step 5: Solve for x
    x = 39,968,307,028,258.56/7,390,900.80
  6. Step 6: Final answer
    x = 5,407,772.08

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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.