Home / 31,547,918.61-47,336,525.42-12,110,677.34

Finding the Fourth Proportional to 31,547,918.61, 47,336,525.42 and 12,110,677.34

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Solution

The fourth proportional to 31,547,918.61, 47,336,525.42 and 12,110,677.34 is: 18,171,638.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,547,918.61 : 47,336,525.42 = 12,110,677.34 : x
  2. Step 2: Convert to fraction form
    31,547,918.61/47,336,525.42 = 12,110,677.34/x
  3. Step 3: Cross multiply
    31,547,918.61x = 47,336,525.42 × 12,110,677.34
  4. Step 4: Simplify right side
    31,547,918.61x = 573,277,385,461,092
  5. Step 5: Solve for x
    x = 573,277,385,461,092/31,547,918.61
  6. Step 6: Final answer
    x = 18,171,638.91

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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.