Home / 15,595,703.16-21,520,626.04-8,626,230.72

Finding the Fourth Proportional to 15,595,703.16, 21,520,626.04 and 8,626,230.72

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Solution

The fourth proportional to 15,595,703.16, 21,520,626.04 and 8,626,230.72 is: 11,903,399.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,595,703.16 : 21,520,626.04 = 8,626,230.72 : x
  2. Step 2: Convert to fraction form
    15,595,703.16/21,520,626.04 = 8,626,230.72/x
  3. Step 3: Cross multiply
    15,595,703.16x = 21,520,626.04 × 8,626,230.72
  4. Step 4: Simplify right side
    15,595,703.16x = 185,641,885,459,879.97
  5. Step 5: Solve for x
    x = 185,641,885,459,879.97/15,595,703.16
  6. Step 6: Final answer
    x = 11,903,399.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.