Home / 27,427,684.16-37,842,538.56-21,608,401.16

Finding the Fourth Proportional to 27,427,684.16, 37,842,538.56 and 21,608,401.16

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Solution

The fourth proportional to 27,427,684.16, 37,842,538.56 and 21,608,401.16 is: 29,813,554.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,427,684.16 : 37,842,538.56 = 21,608,401.16 : x
  2. Step 2: Convert to fraction form
    27,427,684.16/37,842,538.56 = 21,608,401.16/x
  3. Step 3: Cross multiply
    27,427,684.16x = 37,842,538.56 × 21,608,401.16
  4. Step 4: Simplify right side
    27,427,684.16x = 817,716,754,117,248.75
  5. Step 5: Solve for x
    x = 817,716,754,117,248.75/27,427,684.16
  6. Step 6: Final answer
    x = 29,813,554.41

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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.