Home / 6,841,280.92-9,439,468.08-4,087,554.64

Finding the Fourth Proportional to 6,841,280.92, 9,439,468.08 and 4,087,554.64

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Solution

The fourth proportional to 6,841,280.92, 9,439,468.08 and 4,087,554.64 is: 5,639,929.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,841,280.92 : 9,439,468.08 = 4,087,554.64 : x
  2. Step 2: Convert to fraction form
    6,841,280.92/9,439,468.08 = 4,087,554.64/x
  3. Step 3: Cross multiply
    6,841,280.92x = 9,439,468.08 × 4,087,554.64
  4. Step 4: Simplify right side
    6,841,280.92x = 38,584,341,549,535.89
  5. Step 5: Solve for x
    x = 38,584,341,549,535.89/6,841,280.92
  6. Step 6: Final answer
    x = 5,639,929.42

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1.5x scale

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.