Home / 54,856,146.51-75,698,588.93-31,330,058.13

Finding the Fourth Proportional to 54,856,146.51, 75,698,588.93 and 31,330,058.13

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Solution

The fourth proportional to 54,856,146.51, 75,698,588.93 and 31,330,058.13 is: 43,233,827.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,856,146.51 : 75,698,588.93 = 31,330,058.13 : x
  2. Step 2: Convert to fraction form
    54,856,146.51/75,698,588.93 = 31,330,058.13/x
  3. Step 3: Cross multiply
    54,856,146.51x = 75,698,588.93 × 31,330,058.13
  4. Step 4: Simplify right side
    54,856,146.51x = 2,371,641,191,379,224
  5. Step 5: Solve for x
    x = 2,371,641,191,379,224/54,856,146.51
  6. Step 6: Final answer
    x = 43,233,827.79

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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.