Home / 7,155,280.64-10,732,920.96-1,836,496.64

Finding the Fourth Proportional to 7,155,280.64, 10,732,920.96 and 1,836,496.64

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Solution

The fourth proportional to 7,155,280.64, 10,732,920.96 and 1,836,496.64 is: 2,754,744.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,155,280.64 : 10,732,920.96 = 1,836,496.64 : x
  2. Step 2: Convert to fraction form
    7,155,280.64/10,732,920.96 = 1,836,496.64/x
  3. Step 3: Cross multiply
    7,155,280.64x = 10,732,920.96 × 1,836,496.64
  4. Step 4: Simplify right side
    7,155,280.64x = 19,710,973,280,425.57
  5. Step 5: Solve for x
    x = 19,710,973,280,425.57/7,155,280.64
  6. Step 6: Final answer
    x = 2,754,744.96

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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.