Home / 16,458,840-22,707,950.40-10,662,065.28

Finding the Fourth Proportional to 16,458,840, 22,707,950.40 and 10,662,065.28

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Solution

The fourth proportional to 16,458,840, 22,707,950.40 and 10,662,065.28 is: 14,710,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,458,840 : 22,707,950.40 = 10,662,065.28 : x
  2. Step 2: Convert to fraction form
    16,458,840/22,707,950.40 = 10,662,065.28/x
  3. Step 3: Cross multiply
    16,458,840x = 22,707,950.40 × 10,662,065.28
  4. Step 4: Simplify right side
    16,458,840x = 242,113,649,539,802.09
  5. Step 5: Solve for x
    x = 242,113,649,539,802.09/16,458,840
  6. Step 6: Final answer
    x = 14,710,249.90

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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.