Home / 26,343,029.16-39,514,321.80-20,590,601.40

Finding the Fourth Proportional to 26,343,029.16, 39,514,321.80 and 20,590,601.40

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Solution

The fourth proportional to 26,343,029.16, 39,514,321.80 and 20,590,601.40 is: 30,885,728.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,343,029.16 : 39,514,321.80 = 20,590,601.40 : x
  2. Step 2: Convert to fraction form
    26,343,029.16/39,514,321.80 = 20,590,601.40/x
  3. Step 3: Cross multiply
    26,343,029.16x = 39,514,321.80 × 20,590,601.40
  4. Step 4: Simplify right side
    26,343,029.16x = 813,623,649,775,130.38
  5. Step 5: Solve for x
    x = 813,623,649,775,130.38/26,343,029.16
  6. Step 6: Final answer
    x = 30,885,728.62

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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.