Home / 7,500,972.91-10,351,128.79-4,403,446.45

Finding the Fourth Proportional to 7,500,972.91, 10,351,128.79 and 4,403,446.45

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Solution

The fourth proportional to 7,500,972.91, 10,351,128.79 and 4,403,446.45 is: 6,076,630.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500,972.91 : 10,351,128.79 = 4,403,446.45 : x
  2. Step 2: Convert to fraction form
    7,500,972.91/10,351,128.79 = 4,403,446.45/x
  3. Step 3: Cross multiply
    7,500,972.91x = 10,351,128.79 × 4,403,446.45
  4. Step 4: Simplify right side
    7,500,972.91x = 45,580,641,323,818.30
  5. Step 5: Solve for x
    x = 45,580,641,323,818.30/7,500,972.91
  6. Step 6: Final answer
    x = 6,076,630.57

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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.