Home / 8,590,944-12,858,376.32-6,315,865.60

Finding the Fourth Proportional to 8,590,944, 12,858,376.32 and 6,315,865.60

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Solution

The fourth proportional to 8,590,944, 12,858,376.32 and 6,315,865.60 is: 9,453,184.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,944 : 12,858,376.32 = 6,315,865.60 : x
  2. Step 2: Convert to fraction form
    8,590,944/12,858,376.32 = 6,315,865.60/x
  3. Step 3: Cross multiply
    8,590,944x = 12,858,376.32 × 6,315,865.60
  4. Step 4: Simplify right side
    8,590,944x = 81,211,776,671,342.59
  5. Step 5: Solve for x
    x = 81,211,776,671,342.59/8,590,944
  6. Step 6: Final answer
    x = 9,453,184.27

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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.