Home / 13,118,977.13-19,342,159.31

Finding the Third Proportional to 13,118,977.13 and 19,342,159.31

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Solution

The third proportional to 13,118,977.13 and 19,342,159.31 is: 28,517,400.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,118,977.13 : 19,342,159.31 = 19,342,159.31 : x
  2. Step 2: Convert to fraction form
    13,118,977.13/19,342,159.31 = 19,342,159.31/x
  3. Step 3: Cross multiply
    13,118,977.13x = 19,342,159.31 × 19,342,159.31
  4. Step 4: Simplify right side
    13,118,977.13x = 374,119,126,870,130.50
  5. Step 5: Solve for x
    x = 374,119,126,870,130.50/13,118,977.13
  6. Step 6: Final answer
    x = 28,517,400.66

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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.