Home / 30,599,656.05-45,904,465.71-9,036,438.69

Finding the Fourth Proportional to 30,599,656.05, 45,904,465.71 and 9,036,438.69

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Solution

The fourth proportional to 30,599,656.05, 45,904,465.71 and 9,036,438.69 is: 13,556,129.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,599,656.05 : 45,904,465.71 = 9,036,438.69 : x
  2. Step 2: Convert to fraction form
    30,599,656.05/45,904,465.71 = 9,036,438.69/x
  3. Step 3: Cross multiply
    30,599,656.05x = 45,904,465.71 × 9,036,438.69
  4. Step 4: Simplify right side
    30,599,656.05x = 414,812,889,985,622.31
  5. Step 5: Solve for x
    x = 414,812,889,985,622.31/30,599,656.05
  6. Step 6: Final answer
    x = 13,556,129.17

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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.