Home / 12,993,307.52-17,926,642.24-7,559,749.76

Finding the Fourth Proportional to 12,993,307.52, 17,926,642.24 and 7,559,749.76

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Solution

The fourth proportional to 12,993,307.52, 17,926,642.24 and 7,559,749.76 is: 10,430,056.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,993,307.52 : 17,926,642.24 = 7,559,749.76 : x
  2. Step 2: Convert to fraction form
    12,993,307.52/17,926,642.24 = 7,559,749.76/x
  3. Step 3: Cross multiply
    12,993,307.52x = 17,926,642.24 × 7,559,749.76
  4. Step 4: Simplify right side
    12,993,307.52x = 135,520,929,371,445.84
  5. Step 5: Solve for x
    x = 135,520,929,371,445.84/12,993,307.52
  6. Step 6: Final answer
    x = 10,430,056.33

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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.