Home / 6,622,862.40-9,926,420.40-5,945,767.20

Finding the Fourth Proportional to 6,622,862.40, 9,926,420.40 and 5,945,767.20

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Solution

The fourth proportional to 6,622,862.40, 9,926,420.40 and 5,945,767.20 is: 8,911,582.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622,862.40 : 9,926,420.40 = 5,945,767.20 : x
  2. Step 2: Convert to fraction form
    6,622,862.40/9,926,420.40 = 5,945,767.20/x
  3. Step 3: Cross multiply
    6,622,862.40x = 9,926,420.40 × 5,945,767.20
  4. Step 4: Simplify right side
    6,622,862.40x = 59,020,184,827,730.88
  5. Step 5: Solve for x
    x = 59,020,184,827,730.88/6,622,862.40
  6. Step 6: Final answer
    x = 8,911,582.52

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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.