Home / 7,019,671.26-9,687,210.45-4,119,110.46

Finding the Fourth Proportional to 7,019,671.26, 9,687,210.45 and 4,119,110.46

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Solution

The fourth proportional to 7,019,671.26, 9,687,210.45 and 4,119,110.46 is: 5,684,410.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,671.26 : 9,687,210.45 = 4,119,110.46 : x
  2. Step 2: Convert to fraction form
    7,019,671.26/9,687,210.45 = 4,119,110.46/x
  3. Step 3: Cross multiply
    7,019,671.26x = 9,687,210.45 × 4,119,110.46
  4. Step 4: Simplify right side
    7,019,671.26x = 39,902,689,892,816.30
  5. Step 5: Solve for x
    x = 39,902,689,892,816.30/7,019,671.26
  6. Step 6: Final answer
    x = 5,684,410.05

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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.