Home / 13,366,501.54-18,445,807.56-7,254,930.04

Finding the Fourth Proportional to 13,366,501.54, 18,445,807.56 and 7,254,930.04

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Solution

The fourth proportional to 13,366,501.54, 18,445,807.56 and 7,254,930.04 is: 10,011,822.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,501.54 : 18,445,807.56 = 7,254,930.04 : x
  2. Step 2: Convert to fraction form
    13,366,501.54/18,445,807.56 = 7,254,930.04/x
  3. Step 3: Cross multiply
    13,366,501.54x = 18,445,807.56 × 7,254,930.04
  4. Step 4: Simplify right side
    13,366,501.54x = 133,823,043,379,103.09
  5. Step 5: Solve for x
    x = 133,823,043,379,103.09/13,366,501.54
  6. Step 6: Final answer
    x = 10,011,822.69

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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.