Home / 47,758,407.83-71,651,666.86-15,409,703.51

Finding the Fourth Proportional to 47,758,407.83, 71,651,666.86 and 15,409,703.51

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Solution

The fourth proportional to 47,758,407.83, 71,651,666.86 and 15,409,703.51 is: 23,119,090.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,758,407.83 : 71,651,666.86 = 15,409,703.51 : x
  2. Step 2: Convert to fraction form
    47,758,407.83/71,651,666.86 = 15,409,703.51/x
  3. Step 3: Cross multiply
    47,758,407.83x = 71,651,666.86 × 15,409,703.51
  4. Step 4: Simplify right side
    47,758,407.83x = 1,104,130,942,309,892.62
  5. Step 5: Solve for x
    x = 1,104,130,942,309,892.62/47,758,407.83
  6. Step 6: Final answer
    x = 23,119,090.28

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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.