Home / 55,878,160.92-77,045,886.96-38,245,557.24

Finding the Fourth Proportional to 55,878,160.92, 77,045,886.96 and 38,245,557.24

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Solution

The fourth proportional to 55,878,160.92, 77,045,886.96 and 38,245,557.24 is: 52,733,712.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,878,160.92 : 77,045,886.96 = 38,245,557.24 : x
  2. Step 2: Convert to fraction form
    55,878,160.92/77,045,886.96 = 38,245,557.24/x
  3. Step 3: Cross multiply
    55,878,160.92x = 77,045,886.96 × 38,245,557.24
  4. Step 4: Simplify right side
    55,878,160.92x = 2,946,662,879,835,249.50
  5. Step 5: Solve for x
    x = 2,946,662,879,835,249.50/55,878,160.92
  6. Step 6: Final answer
    x = 52,733,712.62

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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.