Home / 7,021,511.40-10,514,552.40-5,604,335.40

Finding the Fourth Proportional to 7,021,511.40, 10,514,552.40 and 5,604,335.40

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Solution

The fourth proportional to 7,021,511.40, 10,514,552.40 and 5,604,335.40 is: 8,392,363.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,511.40 : 10,514,552.40 = 5,604,335.40 : x
  2. Step 2: Convert to fraction form
    7,021,511.40/10,514,552.40 = 5,604,335.40/x
  3. Step 3: Cross multiply
    7,021,511.40x = 10,514,552.40 × 5,604,335.40
  4. Step 4: Simplify right side
    7,021,511.40x = 58,927,078,230,474.97
  5. Step 5: Solve for x
    x = 58,927,078,230,474.97/7,021,511.40
  6. Step 6: Final answer
    x = 8,392,363.82

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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.