Home / 9,355,521.60-14,022,784.80-5,313,945.60

Finding the Fourth Proportional to 9,355,521.60, 14,022,784.80 and 5,313,945.60

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Solution

The fourth proportional to 9,355,521.60, 14,022,784.80 and 5,313,945.60 is: 7,964,955.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355,521.60 : 14,022,784.80 = 5,313,945.60 : x
  2. Step 2: Convert to fraction form
    9,355,521.60/14,022,784.80 = 5,313,945.60/x
  3. Step 3: Cross multiply
    9,355,521.60x = 14,022,784.80 × 5,313,945.60
  4. Step 4: Simplify right side
    9,355,521.60x = 74,516,315,587,706.88
  5. Step 5: Solve for x
    x = 74,516,315,587,706.88/9,355,521.60
  6. Step 6: Final answer
    x = 7,964,955.75

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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.