Home / 6,871,125.80-10,306,688.70-5,281,711.40

Finding the Fourth Proportional to 6,871,125.80, 10,306,688.70 and 5,281,711.40

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Solution

The fourth proportional to 6,871,125.80, 10,306,688.70 and 5,281,711.40 is: 7,922,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871,125.80 : 10,306,688.70 = 5,281,711.40 : x
  2. Step 2: Convert to fraction form
    6,871,125.80/10,306,688.70 = 5,281,711.40/x
  3. Step 3: Cross multiply
    6,871,125.80x = 10,306,688.70 × 5,281,711.40
  4. Step 4: Simplify right side
    6,871,125.80x = 54,436,955,203,041.18
  5. Step 5: Solve for x
    x = 54,436,955,203,041.18/6,871,125.80
  6. Step 6: Final answer
    x = 7,922,567.10

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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.