Home / 51,127,552.71-70,557,763.82-30,237,492.74

Finding the Fourth Proportional to 51,127,552.71, 70,557,763.82 and 30,237,492.74

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Solution

The fourth proportional to 51,127,552.71, 70,557,763.82 and 30,237,492.74 is: 41,728,769.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,127,552.71 : 70,557,763.82 = 30,237,492.74 : x
  2. Step 2: Convert to fraction form
    51,127,552.71/70,557,763.82 = 30,237,492.74/x
  3. Step 3: Cross multiply
    51,127,552.71x = 70,557,763.82 × 30,237,492.74
  4. Step 4: Simplify right side
    51,127,552.71x = 2,133,489,870,753,908.25
  5. Step 5: Solve for x
    x = 2,133,489,870,753,908.25/51,127,552.71
  6. Step 6: Final answer
    x = 41,728,769.67

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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.