Home / 51,102,820.80-70,522,959.96-27,898,925.76

Finding the Fourth Proportional to 51,102,820.80, 70,522,959.96 and 27,898,925.76

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Solution

The fourth proportional to 51,102,820.80, 70,522,959.96 and 27,898,925.76 is: 38,501,100.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,102,820.80 : 70,522,959.96 = 27,898,925.76 : x
  2. Step 2: Convert to fraction form
    51,102,820.80/70,522,959.96 = 27,898,925.76/x
  3. Step 3: Cross multiply
    51,102,820.80x = 70,522,959.96 × 27,898,925.76
  4. Step 4: Simplify right side
    51,102,820.80x = 1,967,514,824,299,492.50
  5. Step 5: Solve for x
    x = 1,967,514,824,299,492.50/51,102,820.80
  6. Step 6: Final answer
    x = 38,501,100.20

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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.