Home / 5,111,100.15-7,666,717.01-1,699,386.74

Finding the Fourth Proportional to 5,111,100.15, 7,666,717.01 and 1,699,386.74

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Solution

The fourth proportional to 5,111,100.15, 7,666,717.01 and 1,699,386.74 is: 2,549,102.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,100.15 : 7,666,717.01 = 1,699,386.74 : x
  2. Step 2: Convert to fraction form
    5,111,100.15/7,666,717.01 = 1,699,386.74/x
  3. Step 3: Cross multiply
    5,111,100.15x = 7,666,717.01 × 1,699,386.74
  4. Step 4: Simplify right side
    5,111,100.15x = 13,028,717,236,796.30
  5. Step 5: Solve for x
    x = 13,028,717,236,796.30/5,111,100.15
  6. Step 6: Final answer
    x = 2,549,102.32

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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.