Home / 38,631,287.40-57,946,931.10-11,704,943.40

Finding the Fourth Proportional to 38,631,287.40, 57,946,931.10 and 11,704,943.40

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Solution

The fourth proportional to 38,631,287.40, 57,946,931.10 and 11,704,943.40 is: 17,557,415.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631,287.40 : 57,946,931.10 = 11,704,943.40 : x
  2. Step 2: Convert to fraction form
    38,631,287.40/57,946,931.10 = 11,704,943.40/x
  3. Step 3: Cross multiply
    38,631,287.40x = 57,946,931.10 × 11,704,943.40
  4. Step 4: Simplify right side
    38,631,287.40x = 678,265,548,729,199.75
  5. Step 5: Solve for x
    x = 678,265,548,729,199.75/38,631,287.40
  6. Step 6: Final answer
    x = 17,557,415.10

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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.