Home / 9,905,152.80-14,857,729.20-4,866,304.80

Finding the Fourth Proportional to 9,905,152.80, 14,857,729.20 and 4,866,304.80

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Solution

The fourth proportional to 9,905,152.80, 14,857,729.20 and 4,866,304.80 is: 7,299,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905,152.80 : 14,857,729.20 = 4,866,304.80 : x
  2. Step 2: Convert to fraction form
    9,905,152.80/14,857,729.20 = 4,866,304.80/x
  3. Step 3: Cross multiply
    9,905,152.80x = 14,857,729.20 × 4,866,304.80
  4. Step 4: Simplify right side
    9,905,152.80x = 72,302,238,923,060.16
  5. Step 5: Solve for x
    x = 72,302,238,923,060.16/9,905,152.80
  6. Step 6: Final answer
    x = 7,299,457.20

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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.