Home / 13,092,814.66-18,068,644.76-7,291,596.40

Finding the Fourth Proportional to 13,092,814.66, 18,068,644.76 and 7,291,596.40

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Solution

The fourth proportional to 13,092,814.66, 18,068,644.76 and 7,291,596.40 is: 10,062,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092,814.66 : 18,068,644.76 = 7,291,596.40 : x
  2. Step 2: Convert to fraction form
    13,092,814.66/18,068,644.76 = 7,291,596.40/x
  3. Step 3: Cross multiply
    13,092,814.66x = 18,068,644.76 × 7,291,596.40
  4. Step 4: Simplify right side
    13,092,814.66x = 131,749,265,039,381.84
  5. Step 5: Solve for x
    x = 131,749,265,039,381.84/13,092,814.66
  6. Step 6: Final answer
    x = 10,062,715.20

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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.