Home / 28,024,448.85-38,676,401.43-17,572,119.75

Finding the Fourth Proportional to 28,024,448.85, 38,676,401.43 and 17,572,119.75

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Solution

The fourth proportional to 28,024,448.85, 38,676,401.43 and 17,572,119.75 is: 24,251,194.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,024,448.85 : 38,676,401.43 = 17,572,119.75 : x
  2. Step 2: Convert to fraction form
    28,024,448.85/38,676,401.43 = 17,572,119.75/x
  3. Step 3: Cross multiply
    28,024,448.85x = 38,676,401.43 × 17,572,119.75
  4. Step 4: Simplify right side
    28,024,448.85x = 679,626,357,427,031.25
  5. Step 5: Solve for x
    x = 679,626,357,427,031.25/28,024,448.85
  6. Step 6: Final answer
    x = 24,251,194.41

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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.