Home / 5,418,488.52-7,477,598.43-2,971,323

Finding the Fourth Proportional to 5,418,488.52, 7,477,598.43 and 2,971,323

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Solution

The fourth proportional to 5,418,488.52, 7,477,598.43 and 2,971,323 is: 4,100,471.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,488.52 : 7,477,598.43 = 2,971,323 : x
  2. Step 2: Convert to fraction form
    5,418,488.52/7,477,598.43 = 2,971,323/x
  3. Step 3: Cross multiply
    5,418,488.52x = 7,477,598.43 × 2,971,323
  4. Step 4: Simplify right side
    5,418,488.52x = 22,218,360,199,822.89
  5. Step 5: Solve for x
    x = 22,218,360,199,822.89/5,418,488.52
  6. Step 6: Final answer
    x = 4,100,471.95

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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.