Home / 7,381,574.30-11,072,361.45-5,468,386.70

Finding the Fourth Proportional to 7,381,574.30, 11,072,361.45 and 5,468,386.70

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Solution

The fourth proportional to 7,381,574.30, 11,072,361.45 and 5,468,386.70 is: 8,202,580.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,574.30 : 11,072,361.45 = 5,468,386.70 : x
  2. Step 2: Convert to fraction form
    7,381,574.30/11,072,361.45 = 5,468,386.70/x
  3. Step 3: Cross multiply
    7,381,574.30x = 11,072,361.45 × 5,468,386.70
  4. Step 4: Simplify right side
    7,381,574.30x = 60,547,954,090,772.71
  5. Step 5: Solve for x
    x = 60,547,954,090,772.71/7,381,574.30
  6. Step 6: Final answer
    x = 8,202,580.05

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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.