Home / 31,191,929.40-46,791,020.70-10,718,952.60

Finding the Fourth Proportional to 31,191,929.40, 46,791,020.70 and 10,718,952.60

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Solution

The fourth proportional to 31,191,929.40, 46,791,020.70 and 10,718,952.60 is: 16,079,503.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,191,929.40 : 46,791,020.70 = 10,718,952.60 : x
  2. Step 2: Convert to fraction form
    31,191,929.40/46,791,020.70 = 10,718,952.60/x
  3. Step 3: Cross multiply
    31,191,929.40x = 46,791,020.70 × 10,718,952.60
  4. Step 4: Simplify right side
    31,191,929.40x = 501,550,732,988,918.81
  5. Step 5: Solve for x
    x = 501,550,732,988,918.81/31,191,929.40
  6. Step 6: Final answer
    x = 16,079,503.34

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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.