Home / 12,528,020.48-18,792,030.71-10,008,596.48

Finding the Fourth Proportional to 12,528,020.48, 18,792,030.71 and 10,008,596.48

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Solution

The fourth proportional to 12,528,020.48, 18,792,030.71 and 10,008,596.48 is: 15,012,894.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,020.48 : 18,792,030.71 = 10,008,596.48 : x
  2. Step 2: Convert to fraction form
    12,528,020.48/18,792,030.71 = 10,008,596.48/x
  3. Step 3: Cross multiply
    12,528,020.48x = 18,792,030.71 × 10,008,596.48
  4. Step 4: Simplify right side
    12,528,020.48x = 188,081,852,347,219.22
  5. Step 5: Solve for x
    x = 188,081,852,347,219.22/12,528,020.48
  6. Step 6: Final answer
    x = 15,012,894.71

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Similar ratio
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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.