Home / 28,007,072.10-42,010,608.15-22,338,368.10

Finding the Fourth Proportional to 28,007,072.10, 42,010,608.15 and 22,338,368.10

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Solution

The fourth proportional to 28,007,072.10, 42,010,608.15 and 22,338,368.10 is: 33,507,552.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,007,072.10 : 42,010,608.15 = 22,338,368.10 : x
  2. Step 2: Convert to fraction form
    28,007,072.10/42,010,608.15 = 22,338,368.10/x
  3. Step 3: Cross multiply
    28,007,072.10x = 42,010,608.15 × 22,338,368.10
  4. Step 4: Simplify right side
    28,007,072.10x = 938,448,428,959,560
  5. Step 5: Solve for x
    x = 938,448,428,959,560/28,007,072.10
  6. Step 6: Final answer
    x = 33,507,552.15

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Similar ratio
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1.5x scale

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.