Home / 19,242,162.36-26,544,116.50-11,897,647.72

Finding the Fourth Proportional to 19,242,162.36, 26,544,116.50 and 11,897,647.72

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Solution

The fourth proportional to 19,242,162.36, 26,544,116.50 and 11,897,647.72 is: 16,412,528.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242,162.36 : 26,544,116.50 = 11,897,647.72 : x
  2. Step 2: Convert to fraction form
    19,242,162.36/26,544,116.50 = 11,897,647.72/x
  3. Step 3: Cross multiply
    19,242,162.36x = 26,544,116.50 × 11,897,647.72
  4. Step 4: Simplify right side
    19,242,162.36x = 315,812,547,155,639.38
  5. Step 5: Solve for x
    x = 315,812,547,155,639.38/19,242,162.36
  6. Step 6: Final answer
    x = 16,412,528.97

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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.