Home / 30,213,405.55-45,333,502.49-15,833,054.35

Finding the Fourth Proportional to 30,213,405.55, 45,333,502.49 and 15,833,054.35

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Solution

The fourth proportional to 30,213,405.55, 45,333,502.49 and 15,833,054.35 is: 23,756,600.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213,405.55 : 45,333,502.49 = 15,833,054.35 : x
  2. Step 2: Convert to fraction form
    30,213,405.55/45,333,502.49 = 15,833,054.35/x
  3. Step 3: Cross multiply
    30,213,405.55x = 45,333,502.49 × 15,833,054.35
  4. Step 4: Simplify right side
    30,213,405.55x = 717,767,808,800,030.38
  5. Step 5: Solve for x
    x = 717,767,808,800,030.38/30,213,405.55
  6. Step 6: Final answer
    x = 23,756,600.61

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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.