Home / 30,338,223.11-45,502,352.40-13,061,772.79

Finding the Fourth Proportional to 30,338,223.11, 45,502,352.40 and 13,061,772.79

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Solution

The fourth proportional to 30,338,223.11, 45,502,352.40 and 13,061,772.79 is: 19,590,514.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,338,223.11 : 45,502,352.40 = 13,061,772.79 : x
  2. Step 2: Convert to fraction form
    30,338,223.11/45,502,352.40 = 13,061,772.79/x
  3. Step 3: Cross multiply
    30,338,223.11x = 45,502,352.40 × 13,061,772.79
  4. Step 4: Simplify right side
    30,338,223.11x = 594,341,388,459,311.12
  5. Step 5: Solve for x
    x = 594,341,388,459,311.12/30,338,223.11
  6. Step 6: Final answer
    x = 19,590,514.13

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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.