Home / 6,626,270.80-9,948,737.40-5,207,928.40

Finding the Fourth Proportional to 6,626,270.80, 9,948,737.40 and 5,207,928.40

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Solution

The fourth proportional to 6,626,270.80, 9,948,737.40 and 5,207,928.40 is: 7,819,226.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626,270.80 : 9,948,737.40 = 5,207,928.40 : x
  2. Step 2: Convert to fraction form
    6,626,270.80/9,948,737.40 = 5,207,928.40/x
  3. Step 3: Cross multiply
    6,626,270.80x = 9,948,737.40 × 5,207,928.40
  4. Step 4: Simplify right side
    6,626,270.80x = 51,812,312,049,602.16
  5. Step 5: Solve for x
    x = 51,812,312,049,602.16/6,626,270.80
  6. Step 6: Final answer
    x = 7,819,226.47

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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.