Home / 12,034,656.95-16,589,398.63-7,379,809.94

Finding the Fourth Proportional to 12,034,656.95, 16,589,398.63 and 7,379,809.94

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Solution

The fourth proportional to 12,034,656.95, 16,589,398.63 and 7,379,809.94 is: 10,172,837.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,034,656.95 : 16,589,398.63 = 7,379,809.94 : x
  2. Step 2: Convert to fraction form
    12,034,656.95/16,589,398.63 = 7,379,809.94/x
  3. Step 3: Cross multiply
    12,034,656.95x = 16,589,398.63 × 7,379,809.94
  4. Step 4: Simplify right side
    12,034,656.95x = 122,426,608,908,296.39
  5. Step 5: Solve for x
    x = 122,426,608,908,296.39/12,034,656.95
  6. Step 6: Final answer
    x = 10,172,837.45

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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.