Home / 57,643,518.70-79,540,199.58-34,433,718.76

Finding the Fourth Proportional to 57,643,518.70, 79,540,199.58 and 34,433,718.76

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Solution

The fourth proportional to 57,643,518.70, 79,540,199.58 and 34,433,718.76 is: 47,513,838.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,643,518.70 : 79,540,199.58 = 34,433,718.76 : x
  2. Step 2: Convert to fraction form
    57,643,518.70/79,540,199.58 = 34,433,718.76/x
  3. Step 3: Cross multiply
    57,643,518.70x = 79,540,199.58 × 34,433,718.76
  4. Step 4: Simplify right side
    57,643,518.70x = 2,738,864,862,451,990
  5. Step 5: Solve for x
    x = 2,738,864,862,451,990/57,643,518.70
  6. Step 6: Final answer
    x = 47,513,838.92

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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.