Home / 15,747,642.24-21,731,746.56-8,504,298.24

Finding the Fourth Proportional to 15,747,642.24, 21,731,746.56 and 8,504,298.24

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Solution

The fourth proportional to 15,747,642.24, 21,731,746.56 and 8,504,298.24 is: 11,735,931.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,747,642.24 : 21,731,746.56 = 8,504,298.24 : x
  2. Step 2: Convert to fraction form
    15,747,642.24/21,731,746.56 = 8,504,298.24/x
  3. Step 3: Cross multiply
    15,747,642.24x = 21,731,746.56 × 8,504,298.24
  4. Step 4: Simplify right side
    15,747,642.24x = 184,813,254,022,334.06
  5. Step 5: Solve for x
    x = 184,813,254,022,334.06/15,747,642.24
  6. Step 6: Final answer
    x = 11,735,931.72

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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.