Home / 19,323,620.47-26,666,439.06-10,621,700.56

Finding the Fourth Proportional to 19,323,620.47, 26,666,439.06 and 10,621,700.56

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Solution

The fourth proportional to 19,323,620.47, 26,666,439.06 and 10,621,700.56 is: 14,657,860.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323,620.47 : 26,666,439.06 = 10,621,700.56 : x
  2. Step 2: Convert to fraction form
    19,323,620.47/26,666,439.06 = 10,621,700.56/x
  3. Step 3: Cross multiply
    19,323,620.47x = 26,666,439.06 × 10,621,700.56
  4. Step 4: Simplify right side
    19,323,620.47x = 283,242,930,696,807.88
  5. Step 5: Solve for x
    x = 283,242,930,696,807.88/19,323,620.47
  6. Step 6: Final answer
    x = 14,657,860.37

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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.