Home / 22,908,491.72-31,611,848.64-13,487,795.63

Finding the Fourth Proportional to 22,908,491.72, 31,611,848.64 and 13,487,795.63

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Solution

The fourth proportional to 22,908,491.72, 31,611,848.64 and 13,487,795.63 is: 18,612,057.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,908,491.72 : 31,611,848.64 = 13,487,795.63 : x
  2. Step 2: Convert to fraction form
    22,908,491.72/31,611,848.64 = 13,487,795.63/x
  3. Step 3: Cross multiply
    22,908,491.72x = 31,611,848.64 × 13,487,795.63
  4. Step 4: Simplify right side
    22,908,491.72x = 426,374,153,942,813.50
  5. Step 5: Solve for x
    x = 426,374,153,942,813.50/22,908,491.72
  6. Step 6: Final answer
    x = 18,612,057.01

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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.