Home / 6,368,723.33-8,788,750.65-3,615,386.72

Finding the Fourth Proportional to 6,368,723.33, 8,788,750.65 and 3,615,386.72

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Solution

The fourth proportional to 6,368,723.33, 8,788,750.65 and 3,615,386.72 is: 4,989,183.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,368,723.33 : 8,788,750.65 = 3,615,386.72 : x
  2. Step 2: Convert to fraction form
    6,368,723.33/8,788,750.65 = 3,615,386.72/x
  3. Step 3: Cross multiply
    6,368,723.33x = 8,788,750.65 × 3,615,386.72
  4. Step 4: Simplify right side
    6,368,723.33x = 31,774,732,341,457.61
  5. Step 5: Solve for x
    x = 31,774,732,341,457.61/6,368,723.33
  6. Step 6: Final answer
    x = 4,989,183.97

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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.