Home / 5,614,128.32-8,421,498.46-1,775,663.88

Finding the Fourth Proportional to 5,614,128.32, 8,421,498.46 and 1,775,663.88

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Solution

The fourth proportional to 5,614,128.32, 8,421,498.46 and 1,775,663.88 is: 2,663,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614,128.32 : 8,421,498.46 = 1,775,663.88 : x
  2. Step 2: Convert to fraction form
    5,614,128.32/8,421,498.46 = 1,775,663.88/x
  3. Step 3: Cross multiply
    5,614,128.32x = 8,421,498.46 × 1,775,663.88
  4. Step 4: Simplify right side
    5,614,128.32x = 14,953,750,630,897.62
  5. Step 5: Solve for x
    x = 14,953,750,630,897.62/5,614,128.32
  6. Step 6: Final answer
    x = 2,663,592.60

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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.