Home / 30,303,899.84-45,462,566.52-8,736,818.42

Finding the Fourth Proportional to 30,303,899.84, 45,462,566.52 and 8,736,818.42

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Solution

The fourth proportional to 30,303,899.84, 45,462,566.52 and 8,736,818.42 is: 13,107,164.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303,899.84 : 45,462,566.52 = 8,736,818.42 : x
  2. Step 2: Convert to fraction form
    30,303,899.84/45,462,566.52 = 8,736,818.42/x
  3. Step 3: Cross multiply
    30,303,899.84x = 45,462,566.52 × 8,736,818.42
  4. Step 4: Simplify right side
    30,303,899.84x = 397,198,188,592,411.31
  5. Step 5: Solve for x
    x = 397,198,188,592,411.31/30,303,899.84
  6. Step 6: Final answer
    x = 13,107,164.12

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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.