Home / 7,010,809.20-10,522,118.70-2,754,032.40

Finding the Fourth Proportional to 7,010,809.20, 10,522,118.70 and 2,754,032.40

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Solution

The fourth proportional to 7,010,809.20, 10,522,118.70 and 2,754,032.40 is: 4,133,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010,809.20 : 10,522,118.70 = 2,754,032.40 : x
  2. Step 2: Convert to fraction form
    7,010,809.20/10,522,118.70 = 2,754,032.40/x
  3. Step 3: Cross multiply
    7,010,809.20x = 10,522,118.70 × 2,754,032.40
  4. Step 4: Simplify right side
    7,010,809.20x = 28,978,255,816,445.88
  5. Step 5: Solve for x
    x = 28,978,255,816,445.88/7,010,809.20
  6. Step 6: Final answer
    x = 4,133,368.20

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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.