Home / 15,692,593.34-21,656,039.74-8,628,484.92

Finding the Fourth Proportional to 15,692,593.34, 21,656,039.74 and 8,628,484.92

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Solution

The fourth proportional to 15,692,593.34, 21,656,039.74 and 8,628,484.92 is: 11,907,452.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,692,593.34 : 21,656,039.74 = 8,628,484.92 : x
  2. Step 2: Convert to fraction form
    15,692,593.34/21,656,039.74 = 8,628,484.92/x
  3. Step 3: Cross multiply
    15,692,593.34x = 21,656,039.74 × 8,628,484.92
  4. Step 4: Simplify right side
    15,692,593.34x = 186,858,812,280,368.28
  5. Step 5: Solve for x
    x = 186,858,812,280,368.28/15,692,593.34
  6. Step 6: Final answer
    x = 11,907,452.66

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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.