Home / 58,078,019.40-87,119,433-17,137,458.60

Finding the Fourth Proportional to 58,078,019.40, 87,119,433 and 17,137,458.60

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Solution

The fourth proportional to 58,078,019.40, 87,119,433 and 17,137,458.60 is: 25,706,897.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,078,019.40 : 87,119,433 = 17,137,458.60 : x
  2. Step 2: Convert to fraction form
    58,078,019.40/87,119,433 = 17,137,458.60/x
  3. Step 3: Cross multiply
    58,078,019.40x = 87,119,433 × 17,137,458.60
  4. Step 4: Simplify right side
    58,078,019.40x = 1,493,005,676,292,974
  5. Step 5: Solve for x
    x = 1,493,005,676,292,974/58,078,019.40
  6. Step 6: Final answer
    x = 25,706,897.23

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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.