Home / 7,010,410.80-10,509,784.20-2,970,001.20

Finding the Fourth Proportional to 7,010,410.80, 10,509,784.20 and 2,970,001.20

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Solution

The fourth proportional to 7,010,410.80, 10,509,784.20 and 2,970,001.20 is: 4,452,531.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010,410.80 : 10,509,784.20 = 2,970,001.20 : x
  2. Step 2: Convert to fraction form
    7,010,410.80/10,509,784.20 = 2,970,001.20/x
  3. Step 3: Cross multiply
    7,010,410.80x = 10,509,784.20 × 2,970,001.20
  4. Step 4: Simplify right side
    7,010,410.80x = 31,214,071,685,741.04
  5. Step 5: Solve for x
    x = 31,214,071,685,741.04/7,010,410.80
  6. Step 6: Final answer
    x = 4,452,531.04

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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.