Home / 8,321,202.40-12,460,808.40-6,641,586.40

Finding the Fourth Proportional to 8,321,202.40, 12,460,808.40 and 6,641,586.40

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Solution

The fourth proportional to 8,321,202.40, 12,460,808.40 and 6,641,586.40 is: 9,945,622.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,202.40 : 12,460,808.40 = 6,641,586.40 : x
  2. Step 2: Convert to fraction form
    8,321,202.40/12,460,808.40 = 6,641,586.40/x
  3. Step 3: Cross multiply
    8,321,202.40x = 12,460,808.40 × 6,641,586.40
  4. Step 4: Simplify right side
    8,321,202.40x = 82,759,535,602,445.77
  5. Step 5: Solve for x
    x = 82,759,535,602,445.77/8,321,202.40
  6. Step 6: Final answer
    x = 9,945,622.23

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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.