Home / 9,803,162.16-13,528,288.32-5,392,792.80

Finding the Fourth Proportional to 9,803,162.16, 13,528,288.32 and 5,392,792.80

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Solution

The fourth proportional to 9,803,162.16, 13,528,288.32 and 5,392,792.80 is: 7,442,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,803,162.16 : 13,528,288.32 = 5,392,792.80 : x
  2. Step 2: Convert to fraction form
    9,803,162.16/13,528,288.32 = 5,392,792.80/x
  3. Step 3: Cross multiply
    9,803,162.16x = 13,528,288.32 × 5,392,792.80
  4. Step 4: Simplify right side
    9,803,162.16x = 72,955,255,848,420.09
  5. Step 5: Solve for x
    x = 72,955,255,848,420.09/9,803,162.16
  6. Step 6: Final answer
    x = 7,442,012.55

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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.