Home / 51,222,912.73-70,688,175.47-28,017,529.45

Finding the Fourth Proportional to 51,222,912.73, 70,688,175.47 and 28,017,529.45

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Solution

The fourth proportional to 51,222,912.73, 70,688,175.47 and 28,017,529.45 is: 38,664,494.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222,912.73 : 70,688,175.47 = 28,017,529.45 : x
  2. Step 2: Convert to fraction form
    51,222,912.73/70,688,175.47 = 28,017,529.45/x
  3. Step 3: Cross multiply
    51,222,912.73x = 70,688,175.47 × 28,017,529.45
  4. Step 4: Simplify right side
    51,222,912.73x = 1,980,508,037,997,492.50
  5. Step 5: Solve for x
    x = 1,980,508,037,997,492.50/51,222,912.73
  6. Step 6: Final answer
    x = 38,664,494.70

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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.