Home / 8,526,033.40-12,789,050.10-6,146,577.40

Finding the Fourth Proportional to 8,526,033.40, 12,789,050.10 and 6,146,577.40

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Solution

The fourth proportional to 8,526,033.40, 12,789,050.10 and 6,146,577.40 is: 9,219,866.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526,033.40 : 12,789,050.10 = 6,146,577.40 : x
  2. Step 2: Convert to fraction form
    8,526,033.40/12,789,050.10 = 6,146,577.40/x
  3. Step 3: Cross multiply
    8,526,033.40x = 12,789,050.10 × 6,146,577.40
  4. Step 4: Simplify right side
    8,526,033.40x = 78,608,886,312,127.75
  5. Step 5: Solve for x
    x = 78,608,886,312,127.75/8,526,033.40
  6. Step 6: Final answer
    x = 9,219,866.10

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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.