Home / 6,358,645.72-8,774,848.56-3,457,974.70

Finding the Fourth Proportional to 6,358,645.72, 8,774,848.56 and 3,457,974.70

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Solution

The fourth proportional to 6,358,645.72, 8,774,848.56 and 3,457,974.70 is: 4,771,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358,645.72 : 8,774,848.56 = 3,457,974.70 : x
  2. Step 2: Convert to fraction form
    6,358,645.72/8,774,848.56 = 3,457,974.70/x
  3. Step 3: Cross multiply
    6,358,645.72x = 8,774,848.56 × 3,457,974.70
  4. Step 4: Simplify right side
    6,358,645.72x = 30,343,204,316,811.43
  5. Step 5: Solve for x
    x = 30,343,204,316,811.43/6,358,645.72
  6. Step 6: Final answer
    x = 4,771,960.20

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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.