Home / 42,257,798.71-58,370,465.21-34,945,170.55

Finding the Fourth Proportional to 42,257,798.71, 58,370,465.21 and 34,945,170.55

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Solution

The fourth proportional to 42,257,798.71, 58,370,465.21 and 34,945,170.55 is: 48,269,572.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,257,798.71 : 58,370,465.21 = 34,945,170.55 : x
  2. Step 2: Convert to fraction form
    42,257,798.71/58,370,465.21 = 34,945,170.55/x
  3. Step 3: Cross multiply
    42,257,798.71x = 58,370,465.21 × 34,945,170.55
  4. Step 4: Simplify right side
    42,257,798.71x = 2,039,765,861,525,639.50
  5. Step 5: Solve for x
    x = 2,039,765,861,525,639.50/42,257,798.71
  6. Step 6: Final answer
    x = 48,269,572.10

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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.