Home / 28,534,590.50-42,792,894.56-9,360,879.62

Finding the Fourth Proportional to 28,534,590.50, 42,792,894.56 and 9,360,879.62

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Solution

The fourth proportional to 28,534,590.50, 42,792,894.56 and 9,360,879.62 is: 14,038,369.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534,590.50 : 42,792,894.56 = 9,360,879.62 : x
  2. Step 2: Convert to fraction form
    28,534,590.50/42,792,894.56 = 9,360,879.62/x
  3. Step 3: Cross multiply
    28,534,590.50x = 42,792,894.56 × 9,360,879.62
  4. Step 4: Simplify right side
    28,534,590.50x = 400,579,134,567,512.88
  5. Step 5: Solve for x
    x = 400,579,134,567,512.88/28,534,590.50
  6. Step 6: Final answer
    x = 14,038,369.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.