Home / 12,463,955.19-18,657,621.69-10,625,220.60

Finding the Fourth Proportional to 12,463,955.19, 18,657,621.69 and 10,625,220.60

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Solution

The fourth proportional to 12,463,955.19, 18,657,621.69 and 10,625,220.60 is: 15,905,171.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,955.19 : 18,657,621.69 = 10,625,220.60 : x
  2. Step 2: Convert to fraction form
    12,463,955.19/18,657,621.69 = 10,625,220.60/x
  3. Step 3: Cross multiply
    12,463,955.19x = 18,657,621.69 × 10,625,220.60
  4. Step 4: Simplify right side
    12,463,955.19x = 198,241,346,327,594.81
  5. Step 5: Solve for x
    x = 198,241,346,327,594.81/12,463,955.19
  6. Step 6: Final answer
    x = 15,905,171.62

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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.