Home / 30,688,291.94-42,349,634.26-16,937,255.66

Finding the Fourth Proportional to 30,688,291.94, 42,349,634.26 and 16,937,255.66

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Solution

The fourth proportional to 30,688,291.94, 42,349,634.26 and 16,937,255.66 is: 23,373,297.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,688,291.94 : 42,349,634.26 = 16,937,255.66 : x
  2. Step 2: Convert to fraction form
    30,688,291.94/42,349,634.26 = 16,937,255.66/x
  3. Step 3: Cross multiply
    30,688,291.94x = 42,349,634.26 × 16,937,255.66
  4. Step 4: Simplify right side
    30,688,291.94x = 717,286,582,315,023.62
  5. Step 5: Solve for x
    x = 717,286,582,315,023.62/30,688,291.94
  6. Step 6: Final answer
    x = 23,373,297.67

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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.