Home / 19,391,926.31-26,761,038.81-10,690,410.31

Finding the Fourth Proportional to 19,391,926.31, 26,761,038.81 and 10,690,410.31

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Solution

The fourth proportional to 19,391,926.31, 26,761,038.81 and 10,690,410.31 is: 14,752,865.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,391,926.31 : 26,761,038.81 = 10,690,410.31 : x
  2. Step 2: Convert to fraction form
    19,391,926.31/26,761,038.81 = 10,690,410.31/x
  3. Step 3: Cross multiply
    19,391,926.31x = 26,761,038.81 × 10,690,410.31
  4. Step 4: Simplify right side
    19,391,926.31x = 286,086,485,133,831.50
  5. Step 5: Solve for x
    x = 286,086,485,133,831.50/19,391,926.31
  6. Step 6: Final answer
    x = 14,752,865.74

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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.