Home / 42,415,274.51-63,618,147.23-11,714,218.38

Finding the Fourth Proportional to 42,415,274.51, 63,618,147.23 and 11,714,218.38

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Solution

The fourth proportional to 42,415,274.51, 63,618,147.23 and 11,714,218.38 is: 17,570,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,415,274.51 : 63,618,147.23 = 11,714,218.38 : x
  2. Step 2: Convert to fraction form
    42,415,274.51/63,618,147.23 = 11,714,218.38/x
  3. Step 3: Cross multiply
    42,415,274.51x = 63,618,147.23 × 11,714,218.38
  4. Step 4: Simplify right side
    42,415,274.51x = 745,236,869,524,641.12
  5. Step 5: Solve for x
    x = 745,236,869,524,641.12/42,415,274.51
  6. Step 6: Final answer
    x = 17,570,011.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.