Home / 15,036,187.17-20,759,309.93-10,334,678.12

Finding the Fourth Proportional to 15,036,187.17, 20,759,309.93 and 10,334,678.12

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Solution

The fourth proportional to 15,036,187.17, 20,759,309.93 and 10,334,678.12 is: 14,268,297.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,036,187.17 : 20,759,309.93 = 10,334,678.12 : x
  2. Step 2: Convert to fraction form
    15,036,187.17/20,759,309.93 = 10,334,678.12/x
  3. Step 3: Cross multiply
    15,036,187.17x = 20,759,309.93 × 10,334,678.12
  4. Step 4: Simplify right side
    15,036,187.17x = 214,540,786,061,624.72
  5. Step 5: Solve for x
    x = 214,540,786,061,624.72/15,036,187.17
  6. Step 6: Final answer
    x = 14,268,297.11

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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.