Home / 18,105,633.47-24,985,275.91-9,956,871.47

Finding the Fourth Proportional to 18,105,633.47, 24,985,275.91 and 9,956,871.47

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Solution

The fourth proportional to 18,105,633.47, 24,985,275.91 and 9,956,871.47 is: 13,740,208.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,105,633.47 : 24,985,275.91 = 9,956,871.47 : x
  2. Step 2: Convert to fraction form
    18,105,633.47/24,985,275.91 = 9,956,871.47/x
  3. Step 3: Cross multiply
    18,105,633.47x = 24,985,275.91 × 9,956,871.47
  4. Step 4: Simplify right side
    18,105,633.47x = 248,775,180,878,357.31
  5. Step 5: Solve for x
    x = 248,775,180,878,357.31/18,105,633.47
  6. Step 6: Final answer
    x = 13,740,208.61

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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.