Home / 19,898,117.16-29,799,345.06-11,352,545.88

Finding the Fourth Proportional to 19,898,117.16, 29,799,345.06 and 11,352,545.88

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Solution

The fourth proportional to 19,898,117.16, 29,799,345.06 and 11,352,545.88 is: 17,001,529.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,898,117.16 : 29,799,345.06 = 11,352,545.88 : x
  2. Step 2: Convert to fraction form
    19,898,117.16/29,799,345.06 = 11,352,545.88/x
  3. Step 3: Cross multiply
    19,898,117.16x = 29,799,345.06 × 11,352,545.88
  4. Step 4: Simplify right side
    19,898,117.16x = 338,298,431,987,601.38
  5. Step 5: Solve for x
    x = 338,298,431,987,601.38/19,898,117.16
  6. Step 6: Final answer
    x = 17,001,529.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.