Home / 19,591,307.40-29,387,254.26-7,461,440.76

Finding the Fourth Proportional to 19,591,307.40, 29,387,254.26 and 7,461,440.76

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Solution

The fourth proportional to 19,591,307.40, 29,387,254.26 and 7,461,440.76 is: 11,192,272.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,591,307.40 : 29,387,254.26 = 7,461,440.76 : x
  2. Step 2: Convert to fraction form
    19,591,307.40/29,387,254.26 = 7,461,440.76/x
  3. Step 3: Cross multiply
    19,591,307.40x = 29,387,254.26 × 7,461,440.76
  4. Step 4: Simplify right side
    19,591,307.40x = 219,271,256,760,047.66
  5. Step 5: Solve for x
    x = 219,271,256,760,047.66/19,591,307.40
  6. Step 6: Final answer
    x = 11,192,272.79

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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.