Home / 19,508,802.39-26,921,794.95-10,806,948.09

Finding the Fourth Proportional to 19,508,802.39, 26,921,794.95 and 10,806,948.09

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Solution

The fourth proportional to 19,508,802.39, 26,921,794.95 and 10,806,948.09 is: 14,913,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508,802.39 : 26,921,794.95 = 10,806,948.09 : x
  2. Step 2: Convert to fraction form
    19,508,802.39/26,921,794.95 = 10,806,948.09/x
  3. Step 3: Cross multiply
    19,508,802.39x = 26,921,794.95 × 10,806,948.09
  4. Step 4: Simplify right side
    19,508,802.39x = 290,942,440,514,274.12
  5. Step 5: Solve for x
    x = 290,942,440,514,274.12/19,508,802.39
  6. Step 6: Final answer
    x = 14,913,393.18

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1.5x scale

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.