Home / 30,475,909.20-42,044,782.01-17,416,161.75

Finding the Fourth Proportional to 30,475,909.20, 42,044,782.01 and 17,416,161.75

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Solution

The fourth proportional to 30,475,909.20, 42,044,782.01 and 17,416,161.75 is: 24,027,461.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,475,909.20 : 42,044,782.01 = 17,416,161.75 : x
  2. Step 2: Convert to fraction form
    30,475,909.20/42,044,782.01 = 17,416,161.75/x
  3. Step 3: Cross multiply
    30,475,909.20x = 42,044,782.01 × 17,416,161.75
  4. Step 4: Simplify right side
    30,475,909.20x = 732,258,724,142,569.38
  5. Step 5: Solve for x
    x = 732,258,724,142,569.38/30,475,909.20
  6. Step 6: Final answer
    x = 24,027,461.14

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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.