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Finding the Third Proportional to 14,457,528 and 21,203,316

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Solution

The third proportional to 14,457,528 and 21,203,316 is: 31,096,644.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,457,528 : 21,203,316 = 21,203,316 : x
  2. Step 2: Convert to fraction form
    14,457,528/21,203,316 = 21,203,316/x
  3. Step 3: Cross multiply
    14,457,528x = 21,203,316 × 21,203,316
  4. Step 4: Simplify right side
    14,457,528x = 449,580,609,395,856
  5. Step 5: Solve for x
    x = 449,580,609,395,856/14,457,528
  6. Step 6: Final answer
    x = 31,096,644.56

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.