Home / 7,064,987.96-9,749,918.88-3,968,057.06

Finding the Fourth Proportional to 7,064,987.96, 9,749,918.88 and 3,968,057.06

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Solution

The fourth proportional to 7,064,987.96, 9,749,918.88 and 3,968,057.06 is: 5,476,051.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,064,987.96 : 9,749,918.88 = 3,968,057.06 : x
  2. Step 2: Convert to fraction form
    7,064,987.96/9,749,918.88 = 3,968,057.06/x
  3. Step 3: Cross multiply
    7,064,987.96x = 9,749,918.88 × 3,968,057.06
  4. Step 4: Simplify right side
    7,064,987.96x = 38,688,234,426,371.01
  5. Step 5: Solve for x
    x = 38,688,234,426,371.01/7,064,987.96
  6. Step 6: Final answer
    x = 5,476,051.01

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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.