Home / 30,302,271.82-45,453,577.65-10,107,458.38

Finding the Fourth Proportional to 30,302,271.82, 45,453,577.65 and 10,107,458.38

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Solution

The fourth proportional to 30,302,271.82, 45,453,577.65 and 10,107,458.38 is: 15,161,244.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,302,271.82 : 45,453,577.65 = 10,107,458.38 : x
  2. Step 2: Convert to fraction form
    30,302,271.82/45,453,577.65 = 10,107,458.38/x
  3. Step 3: Cross multiply
    30,302,271.82x = 45,453,577.65 × 10,107,458.38
  4. Step 4: Simplify right side
    30,302,271.82x = 459,420,144,319,473.25
  5. Step 5: Solve for x
    x = 459,420,144,319,473.25/30,302,271.82
  6. Step 6: Final answer
    x = 15,161,244.25

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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.