Home / 29,376,137.60-44,064,206.40-28,778,940.80

Finding the Fourth Proportional to 29,376,137.60, 44,064,206.40 and 28,778,940.80

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Solution

The fourth proportional to 29,376,137.60, 44,064,206.40 and 28,778,940.80 is: 43,168,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,376,137.60 : 44,064,206.40 = 28,778,940.80 : x
  2. Step 2: Convert to fraction form
    29,376,137.60/44,064,206.40 = 28,778,940.80/x
  3. Step 3: Cross multiply
    29,376,137.60x = 44,064,206.40 × 28,778,940.80
  4. Step 4: Simplify right side
    29,376,137.60x = 1,268,121,187,384,581
  5. Step 5: Solve for x
    x = 1,268,121,187,384,581/29,376,137.60
  6. Step 6: Final answer
    x = 43,168,411.20

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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.