Home / 10,261,569.54-14,160,967.08-5,615,355.56

Finding the Fourth Proportional to 10,261,569.54, 14,160,967.08 and 5,615,355.56

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Solution

The fourth proportional to 10,261,569.54, 14,160,967.08 and 5,615,355.56 is: 7,749,191.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261,569.54 : 14,160,967.08 = 5,615,355.56 : x
  2. Step 2: Convert to fraction form
    10,261,569.54/14,160,967.08 = 5,615,355.56/x
  3. Step 3: Cross multiply
    10,261,569.54x = 14,160,967.08 × 5,615,355.56
  4. Step 4: Simplify right side
    10,261,569.54x = 79,518,865,215,447.98
  5. Step 5: Solve for x
    x = 79,518,865,215,447.98/10,261,569.54
  6. Step 6: Final answer
    x = 7,749,191.28

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1.5x scale

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.