Home / 13,829,152.78-19,084,536.33-7,634,184.82

Finding the Fourth Proportional to 13,829,152.78, 19,084,536.33 and 7,634,184.82

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Solution

The fourth proportional to 13,829,152.78, 19,084,536.33 and 7,634,184.82 is: 10,535,343.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829,152.78 : 19,084,536.33 = 7,634,184.82 : x
  2. Step 2: Convert to fraction form
    13,829,152.78/19,084,536.33 = 7,634,184.82/x
  3. Step 3: Cross multiply
    13,829,152.78x = 19,084,536.33 × 7,634,184.82
  4. Step 4: Simplify right side
    13,829,152.78x = 145,694,877,588,983.22
  5. Step 5: Solve for x
    x = 145,694,877,588,983.22/13,829,152.78
  6. Step 6: Final answer
    x = 10,535,343.70

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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.