Home / 4,985,023.95-7,478,332.81-2,106,418.01

Finding the Fourth Proportional to 4,985,023.95, 7,478,332.81 and 2,106,418.01

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Solution

The fourth proportional to 4,985,023.95, 7,478,332.81 and 2,106,418.01 is: 3,159,963.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985,023.95 : 7,478,332.81 = 2,106,418.01 : x
  2. Step 2: Convert to fraction form
    4,985,023.95/7,478,332.81 = 2,106,418.01/x
  3. Step 3: Cross multiply
    4,985,023.95x = 7,478,332.81 × 2,106,418.01
  4. Step 4: Simplify right side
    4,985,023.95x = 15,752,494,873,100.20
  5. Step 5: Solve for x
    x = 15,752,494,873,100.20/4,985,023.95
  6. Step 6: Final answer
    x = 3,159,963.73

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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.