Home / 15,564,821.48-21,479,666-8,595,969.04

Finding the Fourth Proportional to 15,564,821.48, 21,479,666 and 8,595,969.04

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Solution

The fourth proportional to 15,564,821.48, 21,479,666 and 8,595,969.04 is: 11,862,554.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,564,821.48 : 21,479,666 = 8,595,969.04 : x
  2. Step 2: Convert to fraction form
    15,564,821.48/21,479,666 = 8,595,969.04/x
  3. Step 3: Cross multiply
    15,564,821.48x = 21,479,666 × 8,595,969.04
  4. Step 4: Simplify right side
    15,564,821.48x = 184,638,543,925,540.62
  5. Step 5: Solve for x
    x = 184,638,543,925,540.62/15,564,821.48
  6. Step 6: Final answer
    x = 11,862,554.55

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1.5x scale

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.