Home / 28,534,627.52-42,792,949.72-9,360,916.64

Finding the Fourth Proportional to 28,534,627.52, 42,792,949.72 and 9,360,916.64

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Solution

The fourth proportional to 28,534,627.52, 42,792,949.72 and 9,360,916.64 is: 14,038,425.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534,627.52 : 42,792,949.72 = 9,360,916.64 : x
  2. Step 2: Convert to fraction form
    28,534,627.52/42,792,949.72 = 9,360,916.64/x
  3. Step 3: Cross multiply
    28,534,627.52x = 42,792,949.72 × 9,360,916.64
  4. Step 4: Simplify right side
    28,534,627.52x = 400,581,235,108,631.38
  5. Step 5: Solve for x
    x = 400,581,235,108,631.38/28,534,627.52
  6. Step 6: Final answer
    x = 14,038,425.24

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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.