Home / 30,688,291.38-42,349,633.74-16,937,255.46

Finding the Fourth Proportional to 30,688,291.38, 42,349,633.74 and 16,937,255.46

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Solution

The fourth proportional to 30,688,291.38, 42,349,633.74 and 16,937,255.46 is: 23,373,297.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,688,291.38 : 42,349,633.74 = 16,937,255.46 : x
  2. Step 2: Convert to fraction form
    30,688,291.38/42,349,633.74 = 16,937,255.46/x
  3. Step 3: Cross multiply
    30,688,291.38x = 42,349,633.74 × 16,937,255.46
  4. Step 4: Simplify right side
    30,688,291.38x = 717,286,565,291,815.25
  5. Step 5: Solve for x
    x = 717,286,565,291,815.25/30,688,291.38
  6. Step 6: Final answer
    x = 23,373,297.54

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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.