Home / 6,520,075.79-8,997,253.07-3,619,238.18

Finding the Fourth Proportional to 6,520,075.79, 8,997,253.07 and 3,619,238.18

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Solution

The fourth proportional to 6,520,075.79, 8,997,253.07 and 3,619,238.18 is: 4,994,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,075.79 : 8,997,253.07 = 3,619,238.18 : x
  2. Step 2: Convert to fraction form
    6,520,075.79/8,997,253.07 = 3,619,238.18/x
  3. Step 3: Cross multiply
    6,520,075.79x = 8,997,253.07 × 3,619,238.18
  4. Step 4: Simplify right side
    6,520,075.79x = 32,563,201,762,983.75
  5. Step 5: Solve for x
    x = 32,563,201,762,983.75/6,520,075.79
  6. Step 6: Final answer
    x = 4,994,298.05

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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.