Home / 14,192,031.40-21,288,047.10-8,220,063.40

Finding the Fourth Proportional to 14,192,031.40, 21,288,047.10 and 8,220,063.40

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Solution

The fourth proportional to 14,192,031.40, 21,288,047.10 and 8,220,063.40 is: 12,330,095.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192,031.40 : 21,288,047.10 = 8,220,063.40 : x
  2. Step 2: Convert to fraction form
    14,192,031.40/21,288,047.10 = 8,220,063.40/x
  3. Step 3: Cross multiply
    14,192,031.40x = 21,288,047.10 × 8,220,063.40
  4. Step 4: Simplify right side
    14,192,031.40x = 174,989,096,824,186.16
  5. Step 5: Solve for x
    x = 174,989,096,824,186.16/14,192,031.40
  6. Step 6: Final answer
    x = 12,330,095.10

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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.