Home / 7,020,159.03-10,530,697.82-2,161,869.75

Finding the Fourth Proportional to 7,020,159.03, 10,530,697.82 and 2,161,869.75

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Solution

The fourth proportional to 7,020,159.03, 10,530,697.82 and 2,161,869.75 is: 3,242,946.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,159.03 : 10,530,697.82 = 2,161,869.75 : x
  2. Step 2: Convert to fraction form
    7,020,159.03/10,530,697.82 = 2,161,869.75/x
  3. Step 3: Cross multiply
    7,020,159.03x = 10,530,697.82 × 2,161,869.75
  4. Step 4: Simplify right side
    7,020,159.03x = 22,765,997,052,639.59
  5. Step 5: Solve for x
    x = 22,765,997,052,639.59/7,020,159.03
  6. Step 6: Final answer
    x = 3,242,946.06

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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.