Home / 7,042,246.40-10,554,038.40-6,239,763.20

Finding the Fourth Proportional to 7,042,246.40, 10,554,038.40 and 6,239,763.20

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Solution

The fourth proportional to 7,042,246.40, 10,554,038.40 and 6,239,763.20 is: 9,351,376.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042,246.40 : 10,554,038.40 = 6,239,763.20 : x
  2. Step 2: Convert to fraction form
    7,042,246.40/10,554,038.40 = 6,239,763.20/x
  3. Step 3: Cross multiply
    7,042,246.40x = 10,554,038.40 × 6,239,763.20
  4. Step 4: Simplify right side
    7,042,246.40x = 65,854,700,419,706.88
  5. Step 5: Solve for x
    x = 65,854,700,419,706.88/7,042,246.40
  6. Step 6: Final answer
    x = 9,351,376.92

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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.