Home / 46,031,636.12-68,992,545.52-21,406,320.92

Finding the Fourth Proportional to 46,031,636.12, 68,992,545.52 and 21,406,320.92

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Solution

The fourth proportional to 46,031,636.12, 68,992,545.52 and 21,406,320.92 is: 32,083,946.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,031,636.12 : 68,992,545.52 = 21,406,320.92 : x
  2. Step 2: Convert to fraction form
    46,031,636.12/68,992,545.52 = 21,406,320.92/x
  3. Step 3: Cross multiply
    46,031,636.12x = 68,992,545.52 × 21,406,320.92
  4. Step 4: Simplify right side
    46,031,636.12x = 1,476,876,570,488,828.25
  5. Step 5: Solve for x
    x = 1,476,876,570,488,828.25/46,031,636.12
  6. Step 6: Final answer
    x = 32,083,946.93

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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.