Home / 5,155,087.20-7,732,630.80-5,075,371.05

Finding the Fourth Proportional to 5,155,087.20, 7,732,630.80 and 5,075,371.05

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Solution

The fourth proportional to 5,155,087.20, 7,732,630.80 and 5,075,371.05 is: 7,613,056.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155,087.20 : 7,732,630.80 = 5,075,371.05 : x
  2. Step 2: Convert to fraction form
    5,155,087.20/7,732,630.80 = 5,075,371.05/x
  3. Step 3: Cross multiply
    5,155,087.20x = 7,732,630.80 × 5,075,371.05
  4. Step 4: Simplify right side
    5,155,087.20x = 39,245,970,502,658.34
  5. Step 5: Solve for x
    x = 39,245,970,502,658.34/5,155,087.20
  6. Step 6: Final answer
    x = 7,613,056.58

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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.