Home / 13,434,167.31-18,524,500.09-9,075,685.89

Finding the Fourth Proportional to 13,434,167.31, 18,524,500.09 and 9,075,685.89

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Solution

The fourth proportional to 13,434,167.31, 18,524,500.09 and 9,075,685.89 is: 12,514,548.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434,167.31 : 18,524,500.09 = 9,075,685.89 : x
  2. Step 2: Convert to fraction form
    13,434,167.31/18,524,500.09 = 9,075,685.89/x
  3. Step 3: Cross multiply
    13,434,167.31x = 18,524,500.09 × 9,075,685.89
  4. Step 4: Simplify right side
    13,434,167.31x = 168,122,544,086,116.75
  5. Step 5: Solve for x
    x = 168,122,544,086,116.75/13,434,167.31
  6. Step 6: Final answer
    x = 12,514,548.93

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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.