Home / 9,189,971.74-13,777,857.06-4,638,677.95

Finding the Fourth Proportional to 9,189,971.74, 13,777,857.06 and 4,638,677.95

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Solution

The fourth proportional to 9,189,971.74, 13,777,857.06 and 4,638,677.95 is: 6,954,432.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,971.74 : 13,777,857.06 = 4,638,677.95 : x
  2. Step 2: Convert to fraction form
    9,189,971.74/13,777,857.06 = 4,638,677.95/x
  3. Step 3: Cross multiply
    9,189,971.74x = 13,777,857.06 × 4,638,677.95
  4. Step 4: Simplify right side
    9,189,971.74x = 63,911,041,742,473.83
  5. Step 5: Solve for x
    x = 63,911,041,742,473.83/9,189,971.74
  6. Step 6: Final answer
    x = 6,954,432.89

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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.