Home / 9,118,802.72-12,583,901.94-4,988,759.06

Finding the Fourth Proportional to 9,118,802.72, 12,583,901.94 and 4,988,759.06

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Solution

The fourth proportional to 9,118,802.72, 12,583,901.94 and 4,988,759.06 is: 6,884,462.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,118,802.72 : 12,583,901.94 = 4,988,759.06 : x
  2. Step 2: Convert to fraction form
    9,118,802.72/12,583,901.94 = 4,988,759.06/x
  3. Step 3: Cross multiply
    9,118,802.72x = 12,583,901.94 × 4,988,759.06
  4. Step 4: Simplify right side
    9,118,802.72x = 62,778,054,813,326.57
  5. Step 5: Solve for x
    x = 62,778,054,813,326.57/9,118,802.72
  6. Step 6: Final answer
    x = 6,884,462.44

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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.