Home / 15,502,148.96-21,392,795.79-8,532,677.50

Finding the Fourth Proportional to 15,502,148.96, 21,392,795.79 and 8,532,677.50

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Solution

The fourth proportional to 15,502,148.96, 21,392,795.79 and 8,532,677.50 is: 11,775,001.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502,148.96 : 21,392,795.79 = 8,532,677.50 : x
  2. Step 2: Convert to fraction form
    15,502,148.96/21,392,795.79 = 8,532,677.50/x
  3. Step 3: Cross multiply
    15,502,148.96x = 21,392,795.79 × 8,532,677.50
  4. Step 4: Simplify right side
    15,502,148.96x = 182,537,827,299,427.72
  5. Step 5: Solve for x
    x = 182,537,827,299,427.72/15,502,148.96
  6. Step 6: Final answer
    x = 11,775,001.50

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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.