Home / 61,604,866.51-85,019,437.43-35,143,802.96

Finding the Fourth Proportional to 61,604,866.51, 85,019,437.43 and 35,143,802.96

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Solution

The fourth proportional to 61,604,866.51, 85,019,437.43 and 35,143,802.96 is: 48,501,141.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,604,866.51 : 85,019,437.43 = 35,143,802.96 : x
  2. Step 2: Convert to fraction form
    61,604,866.51/85,019,437.43 = 35,143,802.96/x
  3. Step 3: Cross multiply
    61,604,866.51x = 85,019,437.43 × 35,143,802.96
  4. Step 4: Simplify right side
    61,604,866.51x = 2,987,906,357,016,860
  5. Step 5: Solve for x
    x = 2,987,906,357,016,860/61,604,866.51
  6. Step 6: Final answer
    x = 48,501,141.65

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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.