Home / 9,194,953.86-12,688,128.09-5,120,951.94

Finding the Fourth Proportional to 9,194,953.86, 12,688,128.09 and 5,120,951.94

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Solution

The fourth proportional to 9,194,953.86, 12,688,128.09 and 5,120,951.94 is: 7,066,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,194,953.86 : 12,688,128.09 = 5,120,951.94 : x
  2. Step 2: Convert to fraction form
    9,194,953.86/12,688,128.09 = 5,120,951.94/x
  3. Step 3: Cross multiply
    9,194,953.86x = 12,688,128.09 × 5,120,951.94
  4. Step 4: Simplify right side
    9,194,953.86x = 64,975,294,157,454
  5. Step 5: Solve for x
    x = 64,975,294,157,454/9,194,953.86
  6. Step 6: Final answer
    x = 7,066,407.85

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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.