Home / 8,432,533.46-12,653,837.80-7,746,470.18

Finding the Fourth Proportional to 8,432,533.46, 12,653,837.80 and 7,746,470.18

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Solution

The fourth proportional to 8,432,533.46, 12,653,837.80 and 7,746,470.18 is: 11,624,333.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432,533.46 : 12,653,837.80 = 7,746,470.18 : x
  2. Step 2: Convert to fraction form
    8,432,533.46/12,653,837.80 = 7,746,470.18/x
  3. Step 3: Cross multiply
    8,432,533.46x = 12,653,837.80 × 7,746,470.18
  4. Step 4: Simplify right side
    8,432,533.46x = 98,022,577,097,621.44
  5. Step 5: Solve for x
    x = 98,022,577,097,621.44/8,432,533.46
  6. Step 6: Final answer
    x = 11,624,333.02

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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.