Home / 10,651,858.90-15,985,661.55-7,056,430.90

Finding the Fourth Proportional to 10,651,858.90, 15,985,661.55 and 7,056,430.90

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Solution

The fourth proportional to 10,651,858.90, 15,985,661.55 and 7,056,430.90 is: 10,589,862.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,858.90 : 15,985,661.55 = 7,056,430.90 : x
  2. Step 2: Convert to fraction form
    10,651,858.90/15,985,661.55 = 7,056,430.90/x
  3. Step 3: Cross multiply
    10,651,858.90x = 15,985,661.55 × 7,056,430.90
  4. Step 4: Simplify right side
    10,651,858.90x = 112,801,716,118,361.91
  5. Step 5: Solve for x
    x = 112,801,716,118,361.91/10,651,858.90
  6. Step 6: Final answer
    x = 10,589,862.03

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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.