Home / 15,807,074.04-21,813,785.10-8,563,730.04

Finding the Fourth Proportional to 15,807,074.04, 21,813,785.10 and 8,563,730.04

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Solution

The fourth proportional to 15,807,074.04, 21,813,785.10 and 8,563,730.04 is: 11,817,959.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,807,074.04 : 21,813,785.10 = 8,563,730.04 : x
  2. Step 2: Convert to fraction form
    15,807,074.04/21,813,785.10 = 8,563,730.04/x
  3. Step 3: Cross multiply
    15,807,074.04x = 21,813,785.10 × 8,563,730.04
  4. Step 4: Simplify right side
    15,807,074.04x = 186,807,366,746,974.41
  5. Step 5: Solve for x
    x = 186,807,366,746,974.41/15,807,074.04
  6. Step 6: Final answer
    x = 11,817,959.88

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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.