Home / 47,758,404.83-71,651,662.36-15,409,700.51

Finding the Fourth Proportional to 47,758,404.83, 71,651,662.36 and 15,409,700.51

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Solution

The fourth proportional to 47,758,404.83, 71,651,662.36 and 15,409,700.51 is: 23,119,085.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,758,404.83 : 71,651,662.36 = 15,409,700.51 : x
  2. Step 2: Convert to fraction form
    47,758,404.83/71,651,662.36 = 15,409,700.51/x
  3. Step 3: Cross multiply
    47,758,404.83x = 71,651,662.36 × 15,409,700.51
  4. Step 4: Simplify right side
    47,758,404.83x = 1,104,130,657,614,457.38
  5. Step 5: Solve for x
    x = 1,104,130,657,614,457.38/47,758,404.83
  6. Step 6: Final answer
    x = 23,119,085.77

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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.