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Finding the Fourth Proportional to 6,358,762.74, 8,770,650.93 and 4,318,029.30

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Solution

The fourth proportional to 6,358,762.74, 8,770,650.93 and 4,318,029.30 is: 5,955,864.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358,762.74 : 8,770,650.93 = 4,318,029.30 : x
  2. Step 2: Convert to fraction form
    6,358,762.74/8,770,650.93 = 4,318,029.30/x
  3. Step 3: Cross multiply
    6,358,762.74x = 8,770,650.93 × 4,318,029.30
  4. Step 4: Simplify right side
    6,358,762.74x = 37,871,927,695,812.24
  5. Step 5: Solve for x
    x = 37,871,927,695,812.24/6,358,762.74
  6. Step 6: Final answer
    x = 5,955,864.25

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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.