Home / 7,814,346.51-10,780,363.08-4,715,141.25

Finding the Fourth Proportional to 7,814,346.51, 10,780,363.08 and 4,715,141.25

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Solution

The fourth proportional to 7,814,346.51, 10,780,363.08 and 4,715,141.25 is: 6,504,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814,346.51 : 10,780,363.08 = 4,715,141.25 : x
  2. Step 2: Convert to fraction form
    7,814,346.51/10,780,363.08 = 4,715,141.25/x
  3. Step 3: Cross multiply
    7,814,346.51x = 10,780,363.08 × 4,715,141.25
  4. Step 4: Simplify right side
    7,814,346.51x = 50,830,934,648,485.05
  5. Step 5: Solve for x
    x = 50,830,934,648,485.05/7,814,346.51
  6. Step 6: Final answer
    x = 6,504,822.20

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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.