Home / 19,453,476.68-26,828,421.64-16,140,525.87

Finding the Fourth Proportional to 19,453,476.68, 26,828,421.64 and 16,140,525.87

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Solution

The fourth proportional to 19,453,476.68, 26,828,421.64 and 16,140,525.87 is: 22,259,508.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453,476.68 : 26,828,421.64 = 16,140,525.87 : x
  2. Step 2: Convert to fraction form
    19,453,476.68/26,828,421.64 = 16,140,525.87/x
  3. Step 3: Cross multiply
    19,453,476.68x = 26,828,421.64 × 16,140,525.87
  4. Step 4: Simplify right side
    19,453,476.68x = 433,024,833,531,687.81
  5. Step 5: Solve for x
    x = 433,024,833,531,687.81/19,453,476.68
  6. Step 6: Final answer
    x = 22,259,508.71

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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.