Home / 5,300,261.38-7,313,565.45-2,977,064.74

Finding the Fourth Proportional to 5,300,261.38, 7,313,565.45 and 2,977,064.74

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Solution

The fourth proportional to 5,300,261.38, 7,313,565.45 and 2,977,064.74 is: 4,107,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,300,261.38 : 7,313,565.45 = 2,977,064.74 : x
  2. Step 2: Convert to fraction form
    5,300,261.38/7,313,565.45 = 2,977,064.74/x
  3. Step 3: Cross multiply
    5,300,261.38x = 7,313,565.45 × 2,977,064.74
  4. Step 4: Simplify right side
    5,300,261.38x = 21,772,957,824,877.23
  5. Step 5: Solve for x
    x = 21,772,957,824,877.23/5,300,261.38
  6. Step 6: Final answer
    x = 4,107,902.66

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1.5x scale

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.