Home / 22,164,902.40-33,248,390.40-7,020,019.20

Finding the Fourth Proportional to 22,164,902.40, 33,248,390.40 and 7,020,019.20

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Solution

The fourth proportional to 22,164,902.40, 33,248,390.40 and 7,020,019.20 is: 10,530,357.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,164,902.40 : 33,248,390.40 = 7,020,019.20 : x
  2. Step 2: Convert to fraction form
    22,164,902.40/33,248,390.40 = 7,020,019.20/x
  3. Step 3: Cross multiply
    22,164,902.40x = 33,248,390.40 × 7,020,019.20
  4. Step 4: Simplify right side
    22,164,902.40x = 233,404,338,977,095.69
  5. Step 5: Solve for x
    x = 233,404,338,977,095.69/22,164,902.40
  6. Step 6: Final answer
    x = 10,530,357.17

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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.