Home / 9,576,918.80-14,365,378.20-7,876,307.60

Finding the Fourth Proportional to 9,576,918.80, 14,365,378.20 and 7,876,307.60

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Solution

The fourth proportional to 9,576,918.80, 14,365,378.20 and 7,876,307.60 is: 11,814,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,576,918.80 : 14,365,378.20 = 7,876,307.60 : x
  2. Step 2: Convert to fraction form
    9,576,918.80/14,365,378.20 = 7,876,307.60/x
  3. Step 3: Cross multiply
    9,576,918.80x = 14,365,378.20 × 7,876,307.60
  4. Step 4: Simplify right side
    9,576,918.80x = 113,146,137,493,534.31
  5. Step 5: Solve for x
    x = 113,146,137,493,534.31/9,576,918.80
  6. Step 6: Final answer
    x = 11,814,461.40

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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.