Home / 9,712,969.42-13,403,917.65-5,362,061.71

Finding the Fourth Proportional to 9,712,969.42, 13,403,917.65 and 5,362,061.71

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Solution

The fourth proportional to 9,712,969.42, 13,403,917.65 and 5,362,061.71 is: 7,399,656.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,969.42 : 13,403,917.65 = 5,362,061.71 : x
  2. Step 2: Convert to fraction form
    9,712,969.42/13,403,917.65 = 5,362,061.71/x
  3. Step 3: Cross multiply
    9,712,969.42x = 13,403,917.65 × 5,362,061.71
  4. Step 4: Simplify right side
    9,712,969.42x = 71,872,633,595,058.19
  5. Step 5: Solve for x
    x = 71,872,633,595,058.19/9,712,969.42
  6. Step 6: Final answer
    x = 7,399,656.12

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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.