Home / 30,435,359.09-45,653,130.98-7,406,297.29

Finding the Fourth Proportional to 30,435,359.09, 45,653,130.98 and 7,406,297.29

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Solution

The fourth proportional to 30,435,359.09, 45,653,130.98 and 7,406,297.29 is: 11,109,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,435,359.09 : 45,653,130.98 = 7,406,297.29 : x
  2. Step 2: Convert to fraction form
    30,435,359.09/45,653,130.98 = 7,406,297.29/x
  3. Step 3: Cross multiply
    30,435,359.09x = 45,653,130.98 × 7,406,297.29
  4. Step 4: Simplify right side
    30,435,359.09x = 338,120,659,991,891.94
  5. Step 5: Solve for x
    x = 338,120,659,991,891.94/30,435,359.09
  6. Step 6: Final answer
    x = 11,109,468.40

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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.