Home / 14,557,528.80-21,836,293.20-6,980,594.40

Finding the Fourth Proportional to 14,557,528.80, 21,836,293.20 and 6,980,594.40

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Solution

The fourth proportional to 14,557,528.80, 21,836,293.20 and 6,980,594.40 is: 10,470,891.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,557,528.80 : 21,836,293.20 = 6,980,594.40 : x
  2. Step 2: Convert to fraction form
    14,557,528.80/21,836,293.20 = 6,980,594.40/x
  3. Step 3: Cross multiply
    14,557,528.80x = 21,836,293.20 × 6,980,594.40
  4. Step 4: Simplify right side
    14,557,528.80x = 152,430,306,028,678.09
  5. Step 5: Solve for x
    x = 152,430,306,028,678.09/14,557,528.80
  6. Step 6: Final answer
    x = 10,470,891.60

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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.