Home / 54,089,225.40-81,133,239.08-13,148,703.66

Finding the Fourth Proportional to 54,089,225.40, 81,133,239.08 and 13,148,703.66

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Solution

The fourth proportional to 54,089,225.40, 81,133,239.08 and 13,148,703.66 is: 19,722,909.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,089,225.40 : 81,133,239.08 = 13,148,703.66 : x
  2. Step 2: Convert to fraction form
    54,089,225.40/81,133,239.08 = 13,148,703.66/x
  3. Step 3: Cross multiply
    54,089,225.40x = 81,133,239.08 × 13,148,703.66
  4. Step 4: Simplify right side
    54,089,225.40x = 1,066,796,917,638,851
  5. Step 5: Solve for x
    x = 1,066,796,917,638,851/54,089,225.40
  6. Step 6: Final answer
    x = 19,722,909.87

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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.