Home / 9,706,722.81-13,395,557.75-5,356,089.32

Finding the Fourth Proportional to 9,706,722.81, 13,395,557.75 and 5,356,089.32

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Solution

The fourth proportional to 9,706,722.81, 13,395,557.75 and 5,356,089.32 is: 7,391,557.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,706,722.81 : 13,395,557.75 = 5,356,089.32 : x
  2. Step 2: Convert to fraction form
    9,706,722.81/13,395,557.75 = 5,356,089.32/x
  3. Step 3: Cross multiply
    9,706,722.81x = 13,395,557.75 × 5,356,089.32
  4. Step 4: Simplify right side
    9,706,722.81x = 71,747,803,706,460
  5. Step 5: Solve for x
    x = 71,747,803,706,460/9,706,722.81
  6. Step 6: Final answer
    x = 7,391,557.90

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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.