Home / 7,161,383.80-10,742,075.70-6,850,392.40

Finding the Fourth Proportional to 7,161,383.80, 10,742,075.70 and 6,850,392.40

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Solution

The fourth proportional to 7,161,383.80, 10,742,075.70 and 6,850,392.40 is: 10,275,588.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161,383.80 : 10,742,075.70 = 6,850,392.40 : x
  2. Step 2: Convert to fraction form
    7,161,383.80/10,742,075.70 = 6,850,392.40/x
  3. Step 3: Cross multiply
    7,161,383.80x = 10,742,075.70 × 6,850,392.40
  4. Step 4: Simplify right side
    7,161,383.80x = 73,587,433,735,504.67
  5. Step 5: Solve for x
    x = 73,587,433,735,504.67/7,161,383.80
  6. Step 6: Final answer
    x = 10,275,588.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.