Home / 31,894,995.40-47,809,833.90-15,696,032.20

Finding the Fourth Proportional to 31,894,995.40, 47,809,833.90 and 15,696,032.20

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Solution

The fourth proportional to 31,894,995.40, 47,809,833.90 and 15,696,032.20 is: 23,527,976.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,894,995.40 : 47,809,833.90 = 15,696,032.20 : x
  2. Step 2: Convert to fraction form
    31,894,995.40/47,809,833.90 = 15,696,032.20/x
  3. Step 3: Cross multiply
    31,894,995.40x = 47,809,833.90 × 15,696,032.20
  4. Step 4: Simplify right side
    31,894,995.40x = 750,424,692,371,051.50
  5. Step 5: Solve for x
    x = 750,424,692,371,051.50/31,894,995.40
  6. Step 6: Final answer
    x = 23,527,976.19

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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.