Home / 7,065,203.40-10,586,918.70-5,259,616.20

Finding the Fourth Proportional to 7,065,203.40, 10,586,918.70 and 5,259,616.20

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Solution

The fourth proportional to 7,065,203.40, 10,586,918.70 and 5,259,616.20 is: 7,881,320.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065,203.40 : 10,586,918.70 = 5,259,616.20 : x
  2. Step 2: Convert to fraction form
    7,065,203.40/10,586,918.70 = 5,259,616.20/x
  3. Step 3: Cross multiply
    7,065,203.40x = 10,586,918.70 × 5,259,616.20
  4. Step 4: Simplify right side
    7,065,203.40x = 55,683,129,102,602.94
  5. Step 5: Solve for x
    x = 55,683,129,102,602.94/7,065,203.40
  6. Step 6: Final answer
    x = 7,881,320.03

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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.