Home / 8,235,075.40-12,352,613.10-6,109,311.40

Finding the Fourth Proportional to 8,235,075.40, 12,352,613.10 and 6,109,311.40

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Solution

The fourth proportional to 8,235,075.40, 12,352,613.10 and 6,109,311.40 is: 9,163,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235,075.40 : 12,352,613.10 = 6,109,311.40 : x
  2. Step 2: Convert to fraction form
    8,235,075.40/12,352,613.10 = 6,109,311.40/x
  3. Step 3: Cross multiply
    8,235,075.40x = 12,352,613.10 × 6,109,311.40
  4. Step 4: Simplify right side
    8,235,075.40x = 75,465,960,031,619.34
  5. Step 5: Solve for x
    x = 75,465,960,031,619.34/8,235,075.40
  6. Step 6: Final answer
    x = 9,163,967.10

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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.