Home / 9,039,030.83-12,474,106.14-5,318,121.57

Finding the Fourth Proportional to 9,039,030.83, 12,474,106.14 and 5,318,121.57

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Solution

The fourth proportional to 9,039,030.83, 12,474,106.14 and 5,318,121.57 is: 7,339,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039,030.83 : 12,474,106.14 = 5,318,121.57 : x
  2. Step 2: Convert to fraction form
    9,039,030.83/12,474,106.14 = 5,318,121.57/x
  3. Step 3: Cross multiply
    9,039,030.83x = 12,474,106.14 × 5,318,121.57
  4. Step 4: Simplify right side
    9,039,030.83x = 66,338,812,929,603.45
  5. Step 5: Solve for x
    x = 66,338,812,929,603.45/9,039,030.83
  6. Step 6: Final answer
    x = 7,339,151.09

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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.