Home / 9,882,619.20-14,812,869.60-5,624,827.20

Finding the Fourth Proportional to 9,882,619.20, 14,812,869.60 and 5,624,827.20

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Solution

The fourth proportional to 9,882,619.20, 14,812,869.60 and 5,624,827.20 is: 8,430,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,882,619.20 : 14,812,869.60 = 5,624,827.20 : x
  2. Step 2: Convert to fraction form
    9,882,619.20/14,812,869.60 = 5,624,827.20/x
  3. Step 3: Cross multiply
    9,882,619.20x = 14,812,869.60 × 5,624,827.20
  4. Step 4: Simplify right side
    9,882,619.20x = 83,319,831,836,133.12
  5. Step 5: Solve for x
    x = 83,319,831,836,133.12/9,882,619.20
  6. Step 6: Final answer
    x = 8,430,946.31

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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.