Home / 7,508,278.50-10,369,977.93-5,089,631.46

Finding the Fourth Proportional to 7,508,278.50, 10,369,977.93 and 5,089,631.46

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Solution

The fourth proportional to 7,508,278.50, 10,369,977.93 and 5,089,631.46 is: 7,029,489.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508,278.50 : 10,369,977.93 = 5,089,631.46 : x
  2. Step 2: Convert to fraction form
    7,508,278.50/10,369,977.93 = 5,089,631.46/x
  3. Step 3: Cross multiply
    7,508,278.50x = 10,369,977.93 × 5,089,631.46
  4. Step 4: Simplify right side
    7,508,278.50x = 52,779,365,912,033.68
  5. Step 5: Solve for x
    x = 52,779,365,912,033.68/7,508,278.50
  6. Step 6: Final answer
    x = 7,029,489.64

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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.