Home / 18,453,276.90-27,679,915.35-9,950,220.90

Finding the Fourth Proportional to 18,453,276.90, 27,679,915.35 and 9,950,220.90

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Solution

The fourth proportional to 18,453,276.90, 27,679,915.35 and 9,950,220.90 is: 14,925,331.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453,276.90 : 27,679,915.35 = 9,950,220.90 : x
  2. Step 2: Convert to fraction form
    18,453,276.90/27,679,915.35 = 9,950,220.90/x
  3. Step 3: Cross multiply
    18,453,276.90x = 27,679,915.35 × 9,950,220.90
  4. Step 4: Simplify right side
    18,453,276.90x = 275,421,272,225,800.84
  5. Step 5: Solve for x
    x = 275,421,272,225,800.84/18,453,276.90
  6. Step 6: Final answer
    x = 14,925,331.35

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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.