Home / 7,528,635.52-10,389,494.40-4,090,887.04

Finding the Fourth Proportional to 7,528,635.52, 10,389,494.40 and 4,090,887.04

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Solution

The fourth proportional to 7,528,635.52, 10,389,494.40 and 4,090,887.04 is: 5,645,411.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528,635.52 : 10,389,494.40 = 4,090,887.04 : x
  2. Step 2: Convert to fraction form
    7,528,635.52/10,389,494.40 = 4,090,887.04/x
  3. Step 3: Cross multiply
    7,528,635.52x = 10,389,494.40 × 4,090,887.04
  4. Step 4: Simplify right side
    7,528,635.52x = 42,502,247,993,112.58
  5. Step 5: Solve for x
    x = 42,502,247,993,112.58/7,528,635.52
  6. Step 6: Final answer
    x = 5,645,411.83

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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.