Home / 8,684,005.64-11,985,362.31-4,817,772.36

Finding the Fourth Proportional to 8,684,005.64, 11,985,362.31 and 4,817,772.36

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Solution

The fourth proportional to 8,684,005.64, 11,985,362.31 and 4,817,772.36 is: 6,649,321.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,684,005.64 : 11,985,362.31 = 4,817,772.36 : x
  2. Step 2: Convert to fraction form
    8,684,005.64/11,985,362.31 = 4,817,772.36/x
  3. Step 3: Cross multiply
    8,684,005.64x = 11,985,362.31 × 4,817,772.36
  4. Step 4: Simplify right side
    8,684,005.64x = 57,742,747,261,703.76
  5. Step 5: Solve for x
    x = 57,742,747,261,703.76/8,684,005.64
  6. Step 6: Final answer
    x = 6,649,321.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.