Home / 29,181,282.86-40,272,254.26-16,128,261.38

Finding the Fourth Proportional to 29,181,282.86, 40,272,254.26 and 16,128,261.38

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Solution

The fourth proportional to 29,181,282.86, 40,272,254.26 and 16,128,261.38 is: 22,258,152.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,181,282.86 : 40,272,254.26 = 16,128,261.38 : x
  2. Step 2: Convert to fraction form
    29,181,282.86/40,272,254.26 = 16,128,261.38/x
  3. Step 3: Cross multiply
    29,181,282.86x = 40,272,254.26 × 16,128,261.38
  4. Step 4: Simplify right side
    29,181,282.86x = 649,521,443,067,098.50
  5. Step 5: Solve for x
    x = 649,521,443,067,098.50/29,181,282.86
  6. Step 6: Final answer
    x = 22,258,152.47

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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.