Home / 30,303,890.56-45,462,552.63-8,736,809.19

Finding the Fourth Proportional to 30,303,890.56, 45,462,552.63 and 8,736,809.19

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Solution

The fourth proportional to 30,303,890.56, 45,462,552.63 and 8,736,809.19 is: 13,107,150.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303,890.56 : 45,462,552.63 = 8,736,809.19 : x
  2. Step 2: Convert to fraction form
    30,303,890.56/45,462,552.63 = 8,736,809.19/x
  3. Step 3: Cross multiply
    30,303,890.56x = 45,462,552.63 × 8,736,809.19
  4. Step 4: Simplify right side
    30,303,890.56x = 397,197,647,618,642.69
  5. Step 5: Solve for x
    x = 397,197,647,618,642.69/30,303,890.56
  6. Step 6: Final answer
    x = 13,107,150.28

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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.