Home / 19,085,510.40-28,609,603.20-17,069,971.20

Finding the Fourth Proportional to 19,085,510.40, 28,609,603.20 and 17,069,971.20

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Solution

The fourth proportional to 19,085,510.40, 28,609,603.20 and 17,069,971.20 is: 25,588,265.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085,510.40 : 28,609,603.20 = 17,069,971.20 : x
  2. Step 2: Convert to fraction form
    19,085,510.40/28,609,603.20 = 17,069,971.20/x
  3. Step 3: Cross multiply
    19,085,510.40x = 28,609,603.20 × 17,069,971.20
  4. Step 4: Simplify right side
    19,085,510.40x = 488,365,102,667,427.81
  5. Step 5: Solve for x
    x = 488,365,102,667,427.81/19,085,510.40
  6. Step 6: Final answer
    x = 25,588,265.26

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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.