Home / 27,598,348.06-38,085,972.20-15,208,886.01

Finding the Fourth Proportional to 27,598,348.06, 38,085,972.20 and 15,208,886.01

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Solution

The fourth proportional to 27,598,348.06, 38,085,972.20 and 15,208,886.01 is: 20,988,401.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598,348.06 : 38,085,972.20 = 15,208,886.01 : x
  2. Step 2: Convert to fraction form
    27,598,348.06/38,085,972.20 = 15,208,886.01/x
  3. Step 3: Cross multiply
    27,598,348.06x = 38,085,972.20 × 15,208,886.01
  4. Step 4: Simplify right side
    27,598,348.06x = 579,245,209,872,219.62
  5. Step 5: Solve for x
    x = 579,245,209,872,219.62/27,598,348.06
  6. Step 6: Final answer
    x = 20,988,401.50

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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.