Home / 31,072,005.20-46,608,007.80-19,762,590.80

Finding the Fourth Proportional to 31,072,005.20, 46,608,007.80 and 19,762,590.80

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Solution

The fourth proportional to 31,072,005.20, 46,608,007.80 and 19,762,590.80 is: 29,643,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,072,005.20 : 46,608,007.80 = 19,762,590.80 : x
  2. Step 2: Convert to fraction form
    31,072,005.20/46,608,007.80 = 19,762,590.80/x
  3. Step 3: Cross multiply
    31,072,005.20x = 46,608,007.80 × 19,762,590.80
  4. Step 4: Simplify right side
    31,072,005.20x = 921,094,986,154,608.25
  5. Step 5: Solve for x
    x = 921,094,986,154,608.25/31,072,005.20
  6. Step 6: Final answer
    x = 29,643,886.20

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1.5x scale

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.