Home / 9,871,880.40-14,791,231.80-4,812,296.40

Finding the Fourth Proportional to 9,871,880.40, 14,791,231.80 and 4,812,296.40

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Solution

The fourth proportional to 9,871,880.40, 14,791,231.80 and 4,812,296.40 is: 7,210,357.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,871,880.40 : 14,791,231.80 = 4,812,296.40 : x
  2. Step 2: Convert to fraction form
    9,871,880.40/14,791,231.80 = 4,812,296.40/x
  3. Step 3: Cross multiply
    9,871,880.40x = 14,791,231.80 × 4,812,296.40
  4. Step 4: Simplify right side
    9,871,880.40x = 71,179,791,542,705.53
  5. Step 5: Solve for x
    x = 71,179,791,542,705.53/9,871,880.40
  6. Step 6: Final answer
    x = 7,210,357.97

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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.