Home / 6,900,931.15-10,353,260.40-2,108,489.74

Finding the Fourth Proportional to 6,900,931.15, 10,353,260.40 and 2,108,489.74

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Solution

The fourth proportional to 6,900,931.15, 10,353,260.40 and 2,108,489.74 is: 3,163,304.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900,931.15 : 10,353,260.40 = 2,108,489.74 : x
  2. Step 2: Convert to fraction form
    6,900,931.15/10,353,260.40 = 2,108,489.74/x
  3. Step 3: Cross multiply
    6,900,931.15x = 10,353,260.40 × 2,108,489.74
  4. Step 4: Simplify right side
    6,900,931.15x = 21,829,743,328,948.30
  5. Step 5: Solve for x
    x = 21,829,743,328,948.30/6,900,931.15
  6. Step 6: Final answer
    x = 3,163,304.03

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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.