Home / 39,917,663.10-59,876,095.47-12,623,960.51

Finding the Fourth Proportional to 39,917,663.10, 59,876,095.47 and 12,623,960.51

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Solution

The fourth proportional to 39,917,663.10, 59,876,095.47 and 12,623,960.51 is: 18,935,814.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,917,663.10 : 59,876,095.47 = 12,623,960.51 : x
  2. Step 2: Convert to fraction form
    39,917,663.10/59,876,095.47 = 12,623,960.51/x
  3. Step 3: Cross multiply
    39,917,663.10x = 59,876,095.47 × 12,623,960.51
  4. Step 4: Simplify right side
    39,917,663.10x = 755,873,464,406,889.50
  5. Step 5: Solve for x
    x = 755,873,464,406,889.50/39,917,663.10
  6. Step 6: Final answer
    x = 18,935,814.52

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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.