Home / 49,697,881.40-74,502,498.90-19,398,697.40

Finding the Fourth Proportional to 49,697,881.40, 74,502,498.90 and 19,398,697.40

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Solution

The fourth proportional to 49,697,881.40, 74,502,498.90 and 19,398,697.40 is: 29,080,745.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,697,881.40 : 74,502,498.90 = 19,398,697.40 : x
  2. Step 2: Convert to fraction form
    49,697,881.40/74,502,498.90 = 19,398,697.40/x
  3. Step 3: Cross multiply
    49,697,881.40x = 74,502,498.90 × 19,398,697.40
  4. Step 4: Simplify right side
    49,697,881.40x = 1,445,251,431,704,932.75
  5. Step 5: Solve for x
    x = 1,445,251,431,704,932.75/49,697,881.40
  6. Step 6: Final answer
    x = 29,080,745.32

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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.