Home / 9,886,522.31-13,642,798.89-5,475,986.51

Finding the Fourth Proportional to 9,886,522.31, 13,642,798.89 and 5,475,986.51

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Solution

The fourth proportional to 9,886,522.31, 13,642,798.89 and 5,475,986.51 is: 7,556,528.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886,522.31 : 13,642,798.89 = 5,475,986.51 : x
  2. Step 2: Convert to fraction form
    9,886,522.31/13,642,798.89 = 5,475,986.51/x
  3. Step 3: Cross multiply
    9,886,522.31x = 13,642,798.89 × 5,475,986.51
  4. Step 4: Simplify right side
    9,886,522.31x = 74,707,782,680,282.97
  5. Step 5: Solve for x
    x = 74,707,782,680,282.97/9,886,522.31
  6. Step 6: Final answer
    x = 7,556,528.00

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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.