Home / 6,191,885.40-9,279,954.90-2,990,117.40

Finding the Fourth Proportional to 6,191,885.40, 9,279,954.90 and 2,990,117.40

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Solution

The fourth proportional to 6,191,885.40, 9,279,954.90 and 2,990,117.40 is: 4,481,374.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191,885.40 : 9,279,954.90 = 2,990,117.40 : x
  2. Step 2: Convert to fraction form
    6,191,885.40/9,279,954.90 = 2,990,117.40/x
  3. Step 3: Cross multiply
    6,191,885.40x = 9,279,954.90 × 2,990,117.40
  4. Step 4: Simplify right side
    6,191,885.40x = 27,748,154,617,705.26
  5. Step 5: Solve for x
    x = 27,748,154,617,705.26/6,191,885.40
  6. Step 6: Final answer
    x = 4,481,374.06

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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.