Home / 21,812,690.40-32,726,509.76-7,445,847.27

Finding the Fourth Proportional to 21,812,690.40, 32,726,509.76 and 7,445,847.27

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Solution

The fourth proportional to 21,812,690.40, 32,726,509.76 and 7,445,847.27 is: 11,171,322.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,812,690.40 : 32,726,509.76 = 7,445,847.27 : x
  2. Step 2: Convert to fraction form
    21,812,690.40/32,726,509.76 = 7,445,847.27/x
  3. Step 3: Cross multiply
    21,812,690.40x = 32,726,509.76 × 7,445,847.27
  4. Step 4: Simplify right side
    21,812,690.40x = 243,676,593,315,895.09
  5. Step 5: Solve for x
    x = 243,676,593,315,895.09/21,812,690.40
  6. Step 6: Final answer
    x = 11,171,322.24

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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.