Home / 22,506,264.69-31,058,676.79-12,192,987.78

Finding the Fourth Proportional to 22,506,264.69, 31,058,676.79 and 12,192,987.78

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Solution

The fourth proportional to 22,506,264.69, 31,058,676.79 and 12,192,987.78 is: 16,826,340.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,506,264.69 : 31,058,676.79 = 12,192,987.78 : x
  2. Step 2: Convert to fraction form
    22,506,264.69/31,058,676.79 = 12,192,987.78/x
  3. Step 3: Cross multiply
    22,506,264.69x = 31,058,676.79 × 12,192,987.78
  4. Step 4: Simplify right side
    22,506,264.69x = 378,698,066,532,957.12
  5. Step 5: Solve for x
    x = 378,698,066,532,957.12/22,506,264.69
  6. Step 6: Final answer
    x = 16,826,340.21

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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.