Home / 12,048,881.76-16,623,350.69-7,700,476.48

Finding the Fourth Proportional to 12,048,881.76, 16,623,350.69 and 7,700,476.48

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Solution

The fourth proportional to 12,048,881.76, 16,623,350.69 and 7,700,476.48 is: 10,624,033.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048,881.76 : 16,623,350.69 = 7,700,476.48 : x
  2. Step 2: Convert to fraction form
    12,048,881.76/16,623,350.69 = 7,700,476.48/x
  3. Step 3: Cross multiply
    12,048,881.76x = 16,623,350.69 × 7,700,476.48
  4. Step 4: Simplify right side
    12,048,881.76x = 128,007,720,927,076.02
  5. Step 5: Solve for x
    x = 128,007,720,927,076.02/12,048,881.76
  6. Step 6: Final answer
    x = 10,624,033.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.