Home / 5,931,643.76-8,898,157.56-2,146,909.04

Finding the Fourth Proportional to 5,931,643.76, 8,898,157.56 and 2,146,909.04

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Solution

The fourth proportional to 5,931,643.76, 8,898,157.56 and 2,146,909.04 is: 3,220,613.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931,643.76 : 8,898,157.56 = 2,146,909.04 : x
  2. Step 2: Convert to fraction form
    5,931,643.76/8,898,157.56 = 2,146,909.04/x
  3. Step 3: Cross multiply
    5,931,643.76x = 8,898,157.56 × 2,146,909.04
  4. Step 4: Simplify right side
    5,931,643.76x = 19,103,534,904,908.34
  5. Step 5: Solve for x
    x = 19,103,534,904,908.34/5,931,643.76
  6. Step 6: Final answer
    x = 3,220,613.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.