Home / 30,626,590.03-42,264,193.85-16,688,110.48

Finding the Fourth Proportional to 30,626,590.03, 42,264,193.85 and 16,688,110.48

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Solution

The fourth proportional to 30,626,590.03, 42,264,193.85 and 16,688,110.48 is: 23,029,319.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,626,590.03 : 42,264,193.85 = 16,688,110.48 : x
  2. Step 2: Convert to fraction form
    30,626,590.03/42,264,193.85 = 16,688,110.48/x
  3. Step 3: Cross multiply
    30,626,590.03x = 42,264,193.85 × 16,688,110.48
  4. Step 4: Simplify right side
    30,626,590.03x = 705,309,536,522,022.62
  5. Step 5: Solve for x
    x = 705,309,536,522,022.62/30,626,590.03
  6. Step 6: Final answer
    x = 23,029,319.81

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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.