Home / 9,979,302.30-14,968,953.45-8,971,532.70

Finding the Fourth Proportional to 9,979,302.30, 14,968,953.45 and 8,971,532.70

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Solution

The fourth proportional to 9,979,302.30, 14,968,953.45 and 8,971,532.70 is: 13,457,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979,302.30 : 14,968,953.45 = 8,971,532.70 : x
  2. Step 2: Convert to fraction form
    9,979,302.30/14,968,953.45 = 8,971,532.70/x
  3. Step 3: Cross multiply
    9,979,302.30x = 14,968,953.45 × 8,971,532.70
  4. Step 4: Simplify right side
    9,979,302.30x = 134,294,455,361,452.80
  5. Step 5: Solve for x
    x = 134,294,455,361,452.80/9,979,302.30
  6. Step 6: Final answer
    x = 13,457,299.05

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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.