Home / 10,651,707.60-15,977,561.40-7,250,485.20

Finding the Fourth Proportional to 10,651,707.60, 15,977,561.40 and 7,250,485.20

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Solution

The fourth proportional to 10,651,707.60, 15,977,561.40 and 7,250,485.20 is: 10,875,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,707.60 : 15,977,561.40 = 7,250,485.20 : x
  2. Step 2: Convert to fraction form
    10,651,707.60/15,977,561.40 = 7,250,485.20/x
  3. Step 3: Cross multiply
    10,651,707.60x = 15,977,561.40 × 7,250,485.20
  4. Step 4: Simplify right side
    10,651,707.60x = 115,845,072,462,791.28
  5. Step 5: Solve for x
    x = 115,845,072,462,791.28/10,651,707.60
  6. Step 6: Final answer
    x = 10,875,727.80

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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.