Home / 6,427,802.08-9,642,263.52-2,108,557.28

Finding the Fourth Proportional to 6,427,802.08, 9,642,263.52 and 2,108,557.28

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Solution

The fourth proportional to 6,427,802.08, 9,642,263.52 and 2,108,557.28 is: 3,163,019.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427,802.08 : 9,642,263.52 = 2,108,557.28 : x
  2. Step 2: Convert to fraction form
    6,427,802.08/9,642,263.52 = 2,108,557.28/x
  3. Step 3: Cross multiply
    6,427,802.08x = 9,642,263.52 × 2,108,557.28
  4. Step 4: Simplify right side
    6,427,802.08x = 20,331,264,940,774.42
  5. Step 5: Solve for x
    x = 20,331,264,940,774.42/6,427,802.08
  6. Step 6: Final answer
    x = 3,163,019.75

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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.