Home / 40,072,041.10-55,299,434.64-22,668,015.34

Finding the Fourth Proportional to 40,072,041.10, 55,299,434.64 and 22,668,015.34

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Solution

The fourth proportional to 40,072,041.10, 55,299,434.64 and 22,668,015.34 is: 31,281,871.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,072,041.10 : 55,299,434.64 = 22,668,015.34 : x
  2. Step 2: Convert to fraction form
    40,072,041.10/55,299,434.64 = 22,668,015.34/x
  3. Step 3: Cross multiply
    40,072,041.10x = 55,299,434.64 × 22,668,015.34
  4. Step 4: Simplify right side
    40,072,041.10x = 1,253,528,432,712,847.50
  5. Step 5: Solve for x
    x = 1,253,528,432,712,847.50/40,072,041.10
  6. Step 6: Final answer
    x = 31,281,871.31

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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.