Home / 19,350,877.87-26,698,199.51-10,976,867.51

Finding the Fourth Proportional to 19,350,877.87, 26,698,199.51 and 10,976,867.51

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Solution

The fourth proportional to 19,350,877.87, 26,698,199.51 and 10,976,867.51 is: 15,144,666.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350,877.87 : 26,698,199.51 = 10,976,867.51 : x
  2. Step 2: Convert to fraction form
    19,350,877.87/26,698,199.51 = 10,976,867.51/x
  3. Step 3: Cross multiply
    19,350,877.87x = 26,698,199.51 × 10,976,867.51
  4. Step 4: Simplify right side
    19,350,877.87x = 293,062,598,776,816.94
  5. Step 5: Solve for x
    x = 293,062,598,776,816.94/19,350,877.87
  6. Step 6: Final answer
    x = 15,144,666.86

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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.