Home / 31,918,370.28-47,884,280.48-10,351,290.32

Finding the Fourth Proportional to 31,918,370.28, 47,884,280.48 and 10,351,290.32

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Solution

The fourth proportional to 31,918,370.28, 47,884,280.48 and 10,351,290.32 is: 15,529,116.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918,370.28 : 47,884,280.48 = 10,351,290.32 : x
  2. Step 2: Convert to fraction form
    31,918,370.28/47,884,280.48 = 10,351,290.32/x
  3. Step 3: Cross multiply
    31,918,370.28x = 47,884,280.48 × 10,351,290.32
  4. Step 4: Simplify right side
    31,918,370.28x = 495,664,089,012,788.94
  5. Step 5: Solve for x
    x = 495,664,089,012,788.94/31,918,370.28
  6. Step 6: Final answer
    x = 15,529,116.45

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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.