Home / 9,713,715.66-13,404,947.51-5,362,810.38

Finding the Fourth Proportional to 9,713,715.66, 13,404,947.51 and 5,362,810.38

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Solution

The fourth proportional to 9,713,715.66, 13,404,947.51 and 5,362,810.38 is: 7,400,689.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,713,715.66 : 13,404,947.51 = 5,362,810.38 : x
  2. Step 2: Convert to fraction form
    9,713,715.66/13,404,947.51 = 5,362,810.38/x
  3. Step 3: Cross multiply
    9,713,715.66x = 13,404,947.51 × 5,362,810.38
  4. Step 4: Simplify right side
    9,713,715.66x = 71,888,191,663,390.17
  5. Step 5: Solve for x
    x = 71,888,191,663,390.17/9,713,715.66
  6. Step 6: Final answer
    x = 7,400,689.31

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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.