Home / 10,018,011.51-13,824,860.37-5,667,005.10

Finding the Fourth Proportional to 10,018,011.51, 13,824,860.37 and 5,667,005.10

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Solution

The fourth proportional to 10,018,011.51, 13,824,860.37 and 5,667,005.10 is: 7,820,469.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018,011.51 : 13,824,860.37 = 5,667,005.10 : x
  2. Step 2: Convert to fraction form
    10,018,011.51/13,824,860.37 = 5,667,005.10/x
  3. Step 3: Cross multiply
    10,018,011.51x = 13,824,860.37 × 5,667,005.10
  4. Step 4: Simplify right side
    10,018,011.51x = 78,345,554,223,577.88
  5. Step 5: Solve for x
    x = 78,345,554,223,577.88/10,018,011.51
  6. Step 6: Final answer
    x = 7,820,469.58

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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.