Home / 35,979,678.06-53,977,396.77-10,421,728.62

Finding the Fourth Proportional to 35,979,678.06, 53,977,396.77 and 10,421,728.62

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Solution

The fourth proportional to 35,979,678.06, 53,977,396.77 and 10,421,728.62 is: 15,634,875.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,979,678.06 : 53,977,396.77 = 10,421,728.62 : x
  2. Step 2: Convert to fraction form
    35,979,678.06/53,977,396.77 = 10,421,728.62/x
  3. Step 3: Cross multiply
    35,979,678.06x = 53,977,396.77 × 10,421,728.62
  4. Step 4: Simplify right side
    35,979,678.06x = 562,537,780,751,004.56
  5. Step 5: Solve for x
    x = 562,537,780,751,004.56/35,979,678.06
  6. Step 6: Final answer
    x = 15,634,875.33

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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.