Home / 6,220,345.52-8,580,069.59-4,127,142.65

Finding the Fourth Proportional to 6,220,345.52, 8,580,069.59 and 4,127,142.65

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Solution

The fourth proportional to 6,220,345.52, 8,580,069.59 and 4,127,142.65 is: 5,692,798.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220,345.52 : 8,580,069.59 = 4,127,142.65 : x
  2. Step 2: Convert to fraction form
    6,220,345.52/8,580,069.59 = 4,127,142.65/x
  3. Step 3: Cross multiply
    6,220,345.52x = 8,580,069.59 × 4,127,142.65
  4. Step 4: Simplify right side
    6,220,345.52x = 35,411,171,081,320.95
  5. Step 5: Solve for x
    x = 35,411,171,081,320.95/6,220,345.52
  6. Step 6: Final answer
    x = 5,692,798.09

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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.