Home / 23,135,509.89-31,925,774.70-13,345,371.63

Finding the Fourth Proportional to 23,135,509.89, 31,925,774.70 and 13,345,371.63

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Solution

The fourth proportional to 23,135,509.89, 31,925,774.70 and 13,345,371.63 is: 18,415,903.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135,509.89 : 31,925,774.70 = 13,345,371.63 : x
  2. Step 2: Convert to fraction form
    23,135,509.89/31,925,774.70 = 13,345,371.63/x
  3. Step 3: Cross multiply
    23,135,509.89x = 31,925,774.70 × 13,345,371.63
  4. Step 4: Simplify right side
    23,135,509.89x = 426,061,327,947,151.75
  5. Step 5: Solve for x
    x = 426,061,327,947,151.75/23,135,509.89
  6. Step 6: Final answer
    x = 18,415,903.95

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1.5x scale

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.