Home / 13,366,249.06-18,445,437.34-7,254,678.82

Finding the Fourth Proportional to 13,366,249.06, 18,445,437.34 and 7,254,678.82

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Solution

The fourth proportional to 13,366,249.06, 18,445,437.34 and 7,254,678.82 is: 10,011,464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,249.06 : 18,445,437.34 = 7,254,678.82 : x
  2. Step 2: Convert to fraction form
    13,366,249.06/18,445,437.34 = 7,254,678.82/x
  3. Step 3: Cross multiply
    13,366,249.06x = 18,445,437.34 × 7,254,678.82
  4. Step 4: Simplify right side
    13,366,249.06x = 133,815,723,596,135.14
  5. Step 5: Solve for x
    x = 133,815,723,596,135.14/13,366,249.06
  6. Step 6: Final answer
    x = 10,011,464.17

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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.