Home / 9,128,910.96-12,598,051.80-4,998,875.76

Finding the Fourth Proportional to 9,128,910.96, 12,598,051.80 and 4,998,875.76

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Solution

The fourth proportional to 9,128,910.96, 12,598,051.80 and 4,998,875.76 is: 6,898,533.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,910.96 : 12,598,051.80 = 4,998,875.76 : x
  2. Step 2: Convert to fraction form
    9,128,910.96/12,598,051.80 = 4,998,875.76/x
  3. Step 3: Cross multiply
    9,128,910.96x = 12,598,051.80 × 4,998,875.76
  4. Step 4: Simplify right side
    9,128,910.96x = 62,976,095,766,244.37
  5. Step 5: Solve for x
    x = 62,976,095,766,244.37/9,128,910.96
  6. Step 6: Final answer
    x = 6,898,533.25

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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.