Home / 13,366,044.41-18,441,979.95-7,564,826.15

Finding the Fourth Proportional to 13,366,044.41, 18,441,979.95 and 7,564,826.15

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Solution

The fourth proportional to 13,366,044.41, 18,441,979.95 and 7,564,826.15 is: 10,437,670.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,044.41 : 18,441,979.95 = 7,564,826.15 : x
  2. Step 2: Convert to fraction form
    13,366,044.41/18,441,979.95 = 7,564,826.15/x
  3. Step 3: Cross multiply
    13,366,044.41x = 18,441,979.95 × 7,564,826.15
  4. Step 4: Simplify right side
    13,366,044.41x = 139,510,372,183,535.69
  5. Step 5: Solve for x
    x = 139,510,372,183,535.69/13,366,044.41
  6. Step 6: Final answer
    x = 10,437,670.85

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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.