Home / 11,616,386.22-16,034,997.06-9,978,235.74

Finding the Fourth Proportional to 11,616,386.22, 16,034,997.06 and 9,978,235.74

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Solution

The fourth proportional to 11,616,386.22, 16,034,997.06 and 9,978,235.74 is: 13,773,731.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,616,386.22 : 16,034,997.06 = 9,978,235.74 : x
  2. Step 2: Convert to fraction form
    11,616,386.22/16,034,997.06 = 9,978,235.74/x
  3. Step 3: Cross multiply
    11,616,386.22x = 16,034,997.06 × 9,978,235.74
  4. Step 4: Simplify right side
    11,616,386.22x = 160,000,980,754,886.94
  5. Step 5: Solve for x
    x = 160,000,980,754,886.94/11,616,386.22
  6. Step 6: Final answer
    x = 13,773,731.15

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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.