Home / 10,988,670-15,164,364.74-6,159,774

Finding the Fourth Proportional to 10,988,670, 15,164,364.74 and 6,159,774

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Solution

The fourth proportional to 10,988,670, 15,164,364.74 and 6,159,774 is: 8,500,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988,670 : 15,164,364.74 = 6,159,774 : x
  2. Step 2: Convert to fraction form
    10,988,670/15,164,364.74 = 6,159,774/x
  3. Step 3: Cross multiply
    10,988,670x = 15,164,364.74 × 6,159,774
  4. Step 4: Simplify right side
    10,988,670x = 93,409,059,621,169.89
  5. Step 5: Solve for x
    x = 93,409,059,621,169.89/10,988,670
  6. Step 6: Final answer
    x = 8,500,488.20

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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.