Home / 4,782,253.83-7,142,902.47-4,326,143.37

Finding the Fourth Proportional to 4,782,253.83, 7,142,902.47 and 4,326,143.37

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Solution

The fourth proportional to 4,782,253.83, 7,142,902.47 and 4,326,143.37 is: 6,461,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782,253.83 : 7,142,902.47 = 4,326,143.37 : x
  2. Step 2: Convert to fraction form
    4,782,253.83/7,142,902.47 = 4,326,143.37/x
  3. Step 3: Cross multiply
    4,782,253.83x = 7,142,902.47 × 4,326,143.37
  4. Step 4: Simplify right side
    4,782,253.83x = 30,901,220,163,147.12
  5. Step 5: Solve for x
    x = 30,901,220,163,147.12/4,782,253.83
  6. Step 6: Final answer
    x = 6,461,643.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.