Home / 7,141,703.92-9,858,567.30-4,821,739.18

Finding the Fourth Proportional to 7,141,703.92, 9,858,567.30 and 4,821,739.18

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Solution

The fourth proportional to 7,141,703.92, 9,858,567.30 and 4,821,739.18 is: 6,656,036.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141,703.92 : 9,858,567.30 = 4,821,739.18 : x
  2. Step 2: Convert to fraction form
    7,141,703.92/9,858,567.30 = 4,821,739.18/x
  3. Step 3: Cross multiply
    7,141,703.92x = 9,858,567.30 × 4,821,739.18
  4. Step 4: Simplify right side
    7,141,703.92x = 47,535,440,209,076.81
  5. Step 5: Solve for x
    x = 47,535,440,209,076.81/7,141,703.92
  6. Step 6: Final answer
    x = 6,656,036.25

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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.