Home / 13,366,043.41-18,441,978.57-7,564,825.15

Finding the Fourth Proportional to 13,366,043.41, 18,441,978.57 and 7,564,825.15

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Solution

The fourth proportional to 13,366,043.41, 18,441,978.57 and 7,564,825.15 is: 10,437,669.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,043.41 : 18,441,978.57 = 7,564,825.15 : x
  2. Step 2: Convert to fraction form
    13,366,043.41/18,441,978.57 = 7,564,825.15/x
  3. Step 3: Cross multiply
    13,366,043.41x = 18,441,978.57 × 7,564,825.15
  4. Step 4: Simplify right side
    13,366,043.41x = 139,510,343,302,097.05
  5. Step 5: Solve for x
    x = 139,510,343,302,097.05/13,366,043.41
  6. Step 6: Final answer
    x = 10,437,669.48

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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.