Home / 30,239,087.82-45,346,019.76-9,484,178.46

Finding the Fourth Proportional to 30,239,087.82, 45,346,019.76 and 9,484,178.46

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Solution

The fourth proportional to 30,239,087.82, 45,346,019.76 and 9,484,178.46 is: 14,222,312.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,239,087.82 : 45,346,019.76 = 9,484,178.46 : x
  2. Step 2: Convert to fraction form
    30,239,087.82/45,346,019.76 = 9,484,178.46/x
  3. Step 3: Cross multiply
    30,239,087.82x = 45,346,019.76 × 9,484,178.46
  4. Step 4: Simplify right side
    30,239,087.82x = 430,069,743,854,526.38
  5. Step 5: Solve for x
    x = 430,069,743,854,526.38/30,239,087.82
  6. Step 6: Final answer
    x = 14,222,312.08

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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.