Home / 7,525,888.32-10,386,010.79-4,218,243.17

Finding the Fourth Proportional to 7,525,888.32, 10,386,010.79 and 4,218,243.17

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Solution

The fourth proportional to 7,525,888.32, 10,386,010.79 and 4,218,243.17 is: 5,821,335.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525,888.32 : 10,386,010.79 = 4,218,243.17 : x
  2. Step 2: Convert to fraction form
    7,525,888.32/10,386,010.79 = 4,218,243.17/x
  3. Step 3: Cross multiply
    7,525,888.32x = 10,386,010.79 × 4,218,243.17
  4. Step 4: Simplify right side
    7,525,888.32x = 43,810,719,005,442.54
  5. Step 5: Solve for x
    x = 43,810,719,005,442.54/7,525,888.32
  6. Step 6: Final answer
    x = 5,821,335.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.