Home / 30,111,036.78-41,553,608.67-16,360,230.54

Finding the Fourth Proportional to 30,111,036.78, 41,553,608.67 and 16,360,230.54

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Solution

The fourth proportional to 30,111,036.78, 41,553,608.67 and 16,360,230.54 is: 22,577,323.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,111,036.78 : 41,553,608.67 = 16,360,230.54 : x
  2. Step 2: Convert to fraction form
    30,111,036.78/41,553,608.67 = 16,360,230.54/x
  3. Step 3: Cross multiply
    30,111,036.78x = 41,553,608.67 × 16,360,230.54
  4. Step 4: Simplify right side
    30,111,036.78x = 679,826,617,610,142.75
  5. Step 5: Solve for x
    x = 679,826,617,610,142.75/30,111,036.78
  6. Step 6: Final answer
    x = 22,577,323.48

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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.