Home / 52,202,007.40-78,303,011.10-51,306,212.20

Finding the Fourth Proportional to 52,202,007.40, 78,303,011.10 and 51,306,212.20

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Solution

The fourth proportional to 52,202,007.40, 78,303,011.10 and 51,306,212.20 is: 76,959,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,202,007.40 : 78,303,011.10 = 51,306,212.20 : x
  2. Step 2: Convert to fraction form
    52,202,007.40/78,303,011.10 = 51,306,212.20/x
  3. Step 3: Cross multiply
    52,202,007.40x = 78,303,011.10 × 51,306,212.20
  4. Step 4: Simplify right side
    52,202,007.40x = 4,017,430,903,395,555.50
  5. Step 5: Solve for x
    x = 4,017,430,903,395,555.50/52,202,007.40
  6. Step 6: Final answer
    x = 76,959,318.30

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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.