Home / 10,157,779.69-15,344,979.19

Finding the Third Proportional to 10,157,779.69 and 15,344,979.19

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Solution

The third proportional to 10,157,779.69 and 15,344,979.19 is: 23,181,088.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157,779.69 : 15,344,979.19 = 15,344,979.19 : x
  2. Step 2: Convert to fraction form
    10,157,779.69/15,344,979.19 = 15,344,979.19/x
  3. Step 3: Cross multiply
    10,157,779.69x = 15,344,979.19 × 15,344,979.19
  4. Step 4: Simplify right side
    10,157,779.69x = 235,468,386,264,808.16
  5. Step 5: Solve for x
    x = 235,468,386,264,808.16/10,157,779.69
  6. Step 6: Final answer
    x = 23,181,088.14

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.