Home / 13,435,447.52-18,529,508.32-11,352,495.20

Finding the Fourth Proportional to 13,435,447.52, 18,529,508.32 and 11,352,495.20

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Solution

The fourth proportional to 13,435,447.52, 18,529,508.32 and 11,352,495.20 is: 15,656,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,435,447.52 : 18,529,508.32 = 11,352,495.20 : x
  2. Step 2: Convert to fraction form
    13,435,447.52/18,529,508.32 = 11,352,495.20/x
  3. Step 3: Cross multiply
    13,435,447.52x = 18,529,508.32 × 11,352,495.20
  4. Step 4: Simplify right side
    13,435,447.52x = 210,356,154,261,160.06
  5. Step 5: Solve for x
    x = 210,356,154,261,160.06/13,435,447.52
  6. Step 6: Final answer
    x = 15,656,802.94

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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.