Home / 13,852,747.59-20,783,606.56-6,663,345.95

Finding the Fourth Proportional to 13,852,747.59, 20,783,606.56 and 6,663,345.95

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Solution

The fourth proportional to 13,852,747.59, 20,783,606.56 and 6,663,345.95 is: 9,997,176.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852,747.59 : 20,783,606.56 = 6,663,345.95 : x
  2. Step 2: Convert to fraction form
    13,852,747.59/20,783,606.56 = 6,663,345.95/x
  3. Step 3: Cross multiply
    13,852,747.59x = 20,783,606.56 × 6,663,345.95
  4. Step 4: Simplify right side
    13,852,747.59x = 138,488,360,477,393.05
  5. Step 5: Solve for x
    x = 138,488,360,477,393.05/13,852,747.59
  6. Step 6: Final answer
    x = 9,997,176.34

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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.