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Finding the Third Proportional to 5,347,428 and 11,547,153

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Solution

The third proportional to 5,347,428 and 11,547,153 is: 24,934,742.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347,428 : 11,547,153 = 11,547,153 : x
  2. Step 2: Convert to fraction form
    5,347,428/11,547,153 = 11,547,153/x
  3. Step 3: Cross multiply
    5,347,428x = 11,547,153 × 11,547,153
  4. Step 4: Simplify right side
    5,347,428x = 133,336,742,405,409
  5. Step 5: Solve for x
    x = 133,336,742,405,409/5,347,428
  6. Step 6: Final answer
    x = 24,934,742.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.