Home / 5,038,149.87-7,552,749.95-1,963,428.50

Finding the Fourth Proportional to 5,038,149.87, 7,552,749.95 and 1,963,428.50

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Solution

The fourth proportional to 5,038,149.87, 7,552,749.95 and 1,963,428.50 is: 2,943,398.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038,149.87 : 7,552,749.95 = 1,963,428.50 : x
  2. Step 2: Convert to fraction form
    5,038,149.87/7,552,749.95 = 1,963,428.50/x
  3. Step 3: Cross multiply
    5,038,149.87x = 7,552,749.95 × 1,963,428.50
  4. Step 4: Simplify right side
    5,038,149.87x = 14,829,284,474,802.68
  5. Step 5: Solve for x
    x = 14,829,284,474,802.68/5,038,149.87
  6. Step 6: Final answer
    x = 2,943,398.84

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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.