Home / 12,058,031.40-18,087,047.10-4,483,429.80

Finding the Fourth Proportional to 12,058,031.40, 18,087,047.10 and 4,483,429.80

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Solution

The fourth proportional to 12,058,031.40, 18,087,047.10 and 4,483,429.80 is: 6,725,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058,031.40 : 18,087,047.10 = 4,483,429.80 : x
  2. Step 2: Convert to fraction form
    12,058,031.40/18,087,047.10 = 4,483,429.80/x
  3. Step 3: Cross multiply
    12,058,031.40x = 18,087,047.10 × 4,483,429.80
  4. Step 4: Simplify right side
    12,058,031.40x = 81,092,005,962,143.58
  5. Step 5: Solve for x
    x = 81,092,005,962,143.58/12,058,031.40
  6. Step 6: Final answer
    x = 6,725,144.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.