Home / 15,908,769.06-21,953,483.37-9,724,170.93

Finding the Fourth Proportional to 15,908,769.06, 21,953,483.37 and 9,724,170.93

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Solution

The fourth proportional to 15,908,769.06, 21,953,483.37 and 9,724,170.93 is: 13,418,978.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,908,769.06 : 21,953,483.37 = 9,724,170.93 : x
  2. Step 2: Convert to fraction form
    15,908,769.06/21,953,483.37 = 9,724,170.93/x
  3. Step 3: Cross multiply
    15,908,769.06x = 21,953,483.37 × 9,724,170.93
  4. Step 4: Simplify right side
    15,908,769.06x = 213,479,424,798,792.44
  5. Step 5: Solve for x
    x = 213,479,424,798,792.44/15,908,769.06
  6. Step 6: Final answer
    x = 13,418,978.17

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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.