Home / 5,267,019.60-7,900,529.40-2,742,346.80

Finding the Fourth Proportional to 5,267,019.60, 7,900,529.40 and 2,742,346.80

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Solution

The fourth proportional to 5,267,019.60, 7,900,529.40 and 2,742,346.80 is: 4,113,520.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267,019.60 : 7,900,529.40 = 2,742,346.80 : x
  2. Step 2: Convert to fraction form
    5,267,019.60/7,900,529.40 = 2,742,346.80/x
  3. Step 3: Cross multiply
    5,267,019.60x = 7,900,529.40 × 2,742,346.80
  4. Step 4: Simplify right side
    5,267,019.60x = 21,665,991,518,395.92
  5. Step 5: Solve for x
    x = 21,665,991,518,395.92/5,267,019.60
  6. Step 6: Final answer
    x = 4,113,520.20

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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.