Home / 55,991,798.72-77,268,681.60-30,237,686.72

Finding the Fourth Proportional to 55,991,798.72, 77,268,681.60 and 30,237,686.72

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Solution

The fourth proportional to 55,991,798.72, 77,268,681.60 and 30,237,686.72 is: 41,728,007.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,991,798.72 : 77,268,681.60 = 30,237,686.72 : x
  2. Step 2: Convert to fraction form
    55,991,798.72/77,268,681.60 = 30,237,686.72/x
  3. Step 3: Cross multiply
    55,991,798.72x = 77,268,681.60 × 30,237,686.72
  4. Step 4: Simplify right side
    55,991,798.72x = 2,336,426,187,488,228
  5. Step 5: Solve for x
    x = 2,336,426,187,488,228/55,991,798.72
  6. Step 6: Final answer
    x = 41,728,007.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.