Home / 9,980,173.62-13,772,068.74-5,629,001.04

Finding the Fourth Proportional to 9,980,173.62, 13,772,068.74 and 5,629,001.04

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Solution

The fourth proportional to 9,980,173.62, 13,772,068.74 and 5,629,001.04 is: 7,767,699.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,173.62 : 13,772,068.74 = 5,629,001.04 : x
  2. Step 2: Convert to fraction form
    9,980,173.62/13,772,068.74 = 5,629,001.04/x
  3. Step 3: Cross multiply
    9,980,173.62x = 13,772,068.74 × 5,629,001.04
  4. Step 4: Simplify right side
    9,980,173.62x = 77,522,989,260,411.48
  5. Step 5: Solve for x
    x = 77,522,989,260,411.48/9,980,173.62
  6. Step 6: Final answer
    x = 7,767,699.46

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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.