Home / 30,475,905.20-42,044,776.49-17,416,157.75

Finding the Fourth Proportional to 30,475,905.20, 42,044,776.49 and 17,416,157.75

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Solution

The fourth proportional to 30,475,905.20, 42,044,776.49 and 17,416,157.75 is: 24,027,455.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,475,905.20 : 42,044,776.49 = 17,416,157.75 : x
  2. Step 2: Convert to fraction form
    30,475,905.20/42,044,776.49 = 17,416,157.75/x
  3. Step 3: Cross multiply
    30,475,905.20x = 42,044,776.49 × 17,416,157.75
  4. Step 4: Simplify right side
    30,475,905.20x = 732,258,459,826,250.50
  5. Step 5: Solve for x
    x = 732,258,459,826,250.50/30,475,905.20
  6. Step 6: Final answer
    x = 24,027,455.63

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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.