Home / 6,220,343.51-8,580,066.83-4,127,140.65

Finding the Fourth Proportional to 6,220,343.51, 8,580,066.83 and 4,127,140.65

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Solution

The fourth proportional to 6,220,343.51, 8,580,066.83 and 4,127,140.65 is: 5,692,795.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220,343.51 : 8,580,066.83 = 4,127,140.65 : x
  2. Step 2: Convert to fraction form
    6,220,343.51/8,580,066.83 = 4,127,140.65/x
  3. Step 3: Cross multiply
    6,220,343.51x = 8,580,066.83 × 4,127,140.65
  4. Step 4: Simplify right side
    6,220,343.51x = 35,411,142,583,491.79
  5. Step 5: Solve for x
    x = 35,411,142,583,491.79/6,220,343.51
  6. Step 6: Final answer
    x = 5,692,795.34

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Double scale
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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.