Home / 51,880,830.48-71,594,297.28-28,358,311.32

Finding the Fourth Proportional to 51,880,830.48, 71,594,297.28 and 28,358,311.32

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Solution

The fourth proportional to 51,880,830.48, 71,594,297.28 and 28,358,311.32 is: 39,133,787.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,880,830.48 : 71,594,297.28 = 28,358,311.32 : x
  2. Step 2: Convert to fraction form
    51,880,830.48/71,594,297.28 = 28,358,311.32/x
  3. Step 3: Cross multiply
    51,880,830.48x = 71,594,297.28 × 28,358,311.32
  4. Step 4: Simplify right side
    51,880,830.48x = 2,030,293,371,002,869.25
  5. Step 5: Solve for x
    x = 2,030,293,371,002,869.25/51,880,830.48
  6. Step 6: Final answer
    x = 39,133,787.03

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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.