Home / 9,728,306.42-13,424,599.02-5,318,259.65

Finding the Fourth Proportional to 9,728,306.42, 13,424,599.02 and 5,318,259.65

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Solution

The fourth proportional to 9,728,306.42, 13,424,599.02 and 5,318,259.65 is: 7,338,944.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728,306.42 : 13,424,599.02 = 5,318,259.65 : x
  2. Step 2: Convert to fraction form
    9,728,306.42/13,424,599.02 = 5,318,259.65/x
  3. Step 3: Cross multiply
    9,728,306.42x = 13,424,599.02 × 5,318,259.65
  4. Step 4: Simplify right side
    9,728,306.42x = 71,395,503,281,539.47
  5. Step 5: Solve for x
    x = 71,395,503,281,539.47/9,728,306.42
  6. Step 6: Final answer
    x = 7,338,944.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.