Home / 7,638,607.84-10,541,068.32-4,200,848.80

Finding the Fourth Proportional to 7,638,607.84, 10,541,068.32 and 4,200,848.80

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Solution

The fourth proportional to 7,638,607.84, 10,541,068.32 and 4,200,848.80 is: 5,797,055.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638,607.84 : 10,541,068.32 = 4,200,848.80 : x
  2. Step 2: Convert to fraction form
    7,638,607.84/10,541,068.32 = 4,200,848.80/x
  3. Step 3: Cross multiply
    7,638,607.84x = 10,541,068.32 × 4,200,848.80
  4. Step 4: Simplify right side
    7,638,607.84x = 44,281,434,202,790.02
  5. Step 5: Solve for x
    x = 44,281,434,202,790.02/7,638,607.84
  6. Step 6: Final answer
    x = 5,797,055.58

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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.