Home / 69,237,002.40-103,855,503.60-66,048,356.40

Finding the Fourth Proportional to 69,237,002.40, 103,855,503.60 and 66,048,356.40

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Solution

The fourth proportional to 69,237,002.40, 103,855,503.60 and 66,048,356.40 is: 99,072,534.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,237,002.40 : 103,855,503.60 = 66,048,356.40 : x
  2. Step 2: Convert to fraction form
    69,237,002.40/103,855,503.60 = 66,048,356.40/x
  3. Step 3: Cross multiply
    69,237,002.40x = 103,855,503.60 × 66,048,356.40
  4. Step 4: Simplify right side
    69,237,002.40x = 6,859,485,315,874,282
  5. Step 5: Solve for x
    x = 6,859,485,315,874,282/69,237,002.40
  6. Step 6: Final answer
    x = 99,072,534.60

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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.