Home / 15,756,440.34-21,761,823.81-10,590,833.82

Finding the Fourth Proportional to 15,756,440.34, 21,761,823.81 and 10,590,833.82

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Solution

The fourth proportional to 15,756,440.34, 21,761,823.81 and 10,590,833.82 is: 14,627,406.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756,440.34 : 21,761,823.81 = 10,590,833.82 : x
  2. Step 2: Convert to fraction form
    15,756,440.34/21,761,823.81 = 10,590,833.82/x
  3. Step 3: Cross multiply
    15,756,440.34x = 21,761,823.81 × 10,590,833.82
  4. Step 4: Simplify right side
    15,756,440.34x = 230,475,859,713,151.72
  5. Step 5: Solve for x
    x = 230,475,859,713,151.72/15,756,440.34
  6. Step 6: Final answer
    x = 14,627,406.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.