Home / 13,770,316.02-19,002,436.92-7,574,970

Finding the Fourth Proportional to 13,770,316.02, 19,002,436.92 and 7,574,970

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Solution

The fourth proportional to 13,770,316.02, 19,002,436.92 and 7,574,970 is: 10,453,128.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,770,316.02 : 19,002,436.92 = 7,574,970 : x
  2. Step 2: Convert to fraction form
    13,770,316.02/19,002,436.92 = 7,574,970/x
  3. Step 3: Cross multiply
    13,770,316.02x = 19,002,436.92 × 7,574,970
  4. Step 4: Simplify right side
    13,770,316.02x = 143,942,889,595,892.41
  5. Step 5: Solve for x
    x = 143,942,889,595,892.41/13,770,316.02
  6. Step 6: Final answer
    x = 10,453,128.99

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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.