Home / 37,085,407.60-51,176,892.93-20,565,490.30

Finding the Fourth Proportional to 37,085,407.60, 51,176,892.93 and 20,565,490.30

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Solution

The fourth proportional to 37,085,407.60, 51,176,892.93 and 20,565,490.30 is: 28,379,838.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,085,407.60 : 51,176,892.93 = 20,565,490.30 : x
  2. Step 2: Convert to fraction form
    37,085,407.60/51,176,892.93 = 20,565,490.30/x
  3. Step 3: Cross multiply
    37,085,407.60x = 51,176,892.93 × 20,565,490.30
  4. Step 4: Simplify right side
    37,085,407.60x = 1,052,477,895,136,053.62
  5. Step 5: Solve for x
    x = 1,052,477,895,136,053.62/37,085,407.60
  6. Step 6: Final answer
    x = 28,379,838.95

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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.