Home / 55,309,688.70-83,014,724.70-28,034,955.60

Finding the Fourth Proportional to 55,309,688.70, 83,014,724.70 and 28,034,955.60

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Solution

The fourth proportional to 55,309,688.70, 83,014,724.70 and 28,034,955.60 is: 42,077,874.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,309,688.70 : 83,014,724.70 = 28,034,955.60 : x
  2. Step 2: Convert to fraction form
    55,309,688.70/83,014,724.70 = 28,034,955.60/x
  3. Step 3: Cross multiply
    55,309,688.70x = 83,014,724.70 × 28,034,955.60
  4. Step 4: Simplify right side
    55,309,688.70x = 2,327,314,121,110,723.50
  5. Step 5: Solve for x
    x = 2,327,314,121,110,723.50/55,309,688.70
  6. Step 6: Final answer
    x = 42,077,874.16

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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.