Home / 15,622,715.95-21,559,570.58-9,007,173.54

Finding the Fourth Proportional to 15,622,715.95, 21,559,570.58 and 9,007,173.54

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Solution

The fourth proportional to 15,622,715.95, 21,559,570.58 and 9,007,173.54 is: 12,430,027.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,622,715.95 : 21,559,570.58 = 9,007,173.54 : x
  2. Step 2: Convert to fraction form
    15,622,715.95/21,559,570.58 = 9,007,173.54/x
  3. Step 3: Cross multiply
    15,622,715.95x = 21,559,570.58 × 9,007,173.54
  4. Step 4: Simplify right side
    15,622,715.95x = 194,190,793,661,938.41
  5. Step 5: Solve for x
    x = 194,190,793,661,938.41/15,622,715.95
  6. Step 6: Final answer
    x = 12,430,027.81

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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.