Home / 6,240,828.60-9,361,242.90-5,158,409.40

Finding the Fourth Proportional to 6,240,828.60, 9,361,242.90 and 5,158,409.40

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Solution

The fourth proportional to 6,240,828.60, 9,361,242.90 and 5,158,409.40 is: 7,737,614.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,828.60 : 9,361,242.90 = 5,158,409.40 : x
  2. Step 2: Convert to fraction form
    6,240,828.60/9,361,242.90 = 5,158,409.40/x
  3. Step 3: Cross multiply
    6,240,828.60x = 9,361,242.90 × 5,158,409.40
  4. Step 4: Simplify right side
    6,240,828.60x = 48,289,123,371,043.27
  5. Step 5: Solve for x
    x = 48,289,123,371,043.27/6,240,828.60
  6. Step 6: Final answer
    x = 7,737,614.10

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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.