Home / 5,113,989.50-7,057,474.95-2,791,009.13

Finding the Fourth Proportional to 5,113,989.50, 7,057,474.95 and 2,791,009.13

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Solution

The fourth proportional to 5,113,989.50, 7,057,474.95 and 2,791,009.13 is: 3,851,685.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113,989.50 : 7,057,474.95 = 2,791,009.13 : x
  2. Step 2: Convert to fraction form
    5,113,989.50/7,057,474.95 = 2,791,009.13/x
  3. Step 3: Cross multiply
    5,113,989.50x = 7,057,474.95 × 2,791,009.13
  4. Step 4: Simplify right side
    5,113,989.50x = 19,697,477,020,196.29
  5. Step 5: Solve for x
    x = 19,697,477,020,196.29/5,113,989.50
  6. Step 6: Final answer
    x = 3,851,685.07

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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.