Home / 8,749,148.60-13,123,722.90-4,970,012.60

Finding the Fourth Proportional to 8,749,148.60, 13,123,722.90 and 4,970,012.60

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Solution

The fourth proportional to 8,749,148.60, 13,123,722.90 and 4,970,012.60 is: 7,455,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749,148.60 : 13,123,722.90 = 4,970,012.60 : x
  2. Step 2: Convert to fraction form
    8,749,148.60/13,123,722.90 = 4,970,012.60/x
  3. Step 3: Cross multiply
    8,749,148.60x = 13,123,722.90 × 4,970,012.60
  4. Step 4: Simplify right side
    8,749,148.60x = 65,225,068,171,908.54
  5. Step 5: Solve for x
    x = 65,225,068,171,908.54/8,749,148.60
  6. Step 6: Final answer
    x = 7,455,018.90

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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.