Home / 8,064,807.70-12,097,211.55-4,879,758.10

Finding the Fourth Proportional to 8,064,807.70, 12,097,211.55 and 4,879,758.10

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Solution

The fourth proportional to 8,064,807.70, 12,097,211.55 and 4,879,758.10 is: 7,319,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,807.70 : 12,097,211.55 = 4,879,758.10 : x
  2. Step 2: Convert to fraction form
    8,064,807.70/12,097,211.55 = 4,879,758.10/x
  3. Step 3: Cross multiply
    8,064,807.70x = 12,097,211.55 × 4,879,758.10
  4. Step 4: Simplify right side
    8,064,807.70x = 59,031,466,048,526.05
  5. Step 5: Solve for x
    x = 59,031,466,048,526.05/8,064,807.70
  6. Step 6: Final answer
    x = 7,319,637.15

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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.