Home / 15,854,635.68-21,880,933.02-8,886,496.89

Finding the Fourth Proportional to 15,854,635.68, 21,880,933.02 and 8,886,496.89

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Solution

The fourth proportional to 15,854,635.68, 21,880,933.02 and 8,886,496.89 is: 12,264,226.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854,635.68 : 21,880,933.02 = 8,886,496.89 : x
  2. Step 2: Convert to fraction form
    15,854,635.68/21,880,933.02 = 8,886,496.89/x
  3. Step 3: Cross multiply
    15,854,635.68x = 21,880,933.02 × 8,886,496.89
  4. Step 4: Simplify right side
    15,854,635.68x = 194,444,843,232,528.31
  5. Step 5: Solve for x
    x = 194,444,843,232,528.31/15,854,635.68
  6. Step 6: Final answer
    x = 12,264,226.51

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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.