Home / 39,139,465.80-58,681,205.10-17,556,400.20

Finding the Fourth Proportional to 39,139,465.80, 58,681,205.10 and 17,556,400.20

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Solution

The fourth proportional to 39,139,465.80, 58,681,205.10 and 17,556,400.20 is: 26,322,043.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,139,465.80 : 58,681,205.10 = 17,556,400.20 : x
  2. Step 2: Convert to fraction form
    39,139,465.80/58,681,205.10 = 17,556,400.20/x
  3. Step 3: Cross multiply
    39,139,465.80x = 58,681,205.10 × 17,556,400.20
  4. Step 4: Simplify right side
    39,139,465.80x = 1,030,230,720,953,881
  5. Step 5: Solve for x
    x = 1,030,230,720,953,881/39,139,465.80
  6. Step 6: Final answer
    x = 26,322,043.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.