Home / 6,446,623.12-9,666,607.01-1,897,081.18

Finding the Fourth Proportional to 6,446,623.12, 9,666,607.01 and 1,897,081.18

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Solution

The fourth proportional to 6,446,623.12, 9,666,607.01 and 1,897,081.18 is: 2,844,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446,623.12 : 9,666,607.01 = 1,897,081.18 : x
  2. Step 2: Convert to fraction form
    6,446,623.12/9,666,607.01 = 1,897,081.18/x
  3. Step 3: Cross multiply
    6,446,623.12x = 9,666,607.01 × 1,897,081.18
  4. Step 4: Simplify right side
    6,446,623.12x = 18,338,338,199,475.15
  5. Step 5: Solve for x
    x = 18,338,338,199,475.15/6,446,623.12
  6. Step 6: Final answer
    x = 2,844,642.52

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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.