Home / 5,342,384.40-8,008,133.40-2,642,557.20

Finding the Fourth Proportional to 5,342,384.40, 8,008,133.40 and 2,642,557.20

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Solution

The fourth proportional to 5,342,384.40, 8,008,133.40 and 2,642,557.20 is: 3,961,143.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342,384.40 : 8,008,133.40 = 2,642,557.20 : x
  2. Step 2: Convert to fraction form
    5,342,384.40/8,008,133.40 = 2,642,557.20/x
  3. Step 3: Cross multiply
    5,342,384.40x = 8,008,133.40 × 2,642,557.20
  4. Step 4: Simplify right side
    5,342,384.40x = 21,161,950,574,730.48
  5. Step 5: Solve for x
    x = 21,161,950,574,730.48/5,342,384.40
  6. Step 6: Final answer
    x = 3,961,143.38

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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.