Home / 8,146,392.81-11,240,772.36-4,707,969.81

Finding the Fourth Proportional to 8,146,392.81, 11,240,772.36 and 4,707,969.81

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Solution

The fourth proportional to 8,146,392.81, 11,240,772.36 and 4,707,969.81 is: 6,496,276.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146,392.81 : 11,240,772.36 = 4,707,969.81 : x
  2. Step 2: Convert to fraction form
    8,146,392.81/11,240,772.36 = 4,707,969.81/x
  3. Step 3: Cross multiply
    8,146,392.81x = 11,240,772.36 × 4,707,969.81
  4. Step 4: Simplify right side
    8,146,392.81x = 52,921,216,911,962.45
  5. Step 5: Solve for x
    x = 52,921,216,911,962.45/8,146,392.81
  6. Step 6: Final answer
    x = 6,496,276.10

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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.