Home / 38,031,988.40-57,033,684.48-13,764,919.76

Finding the Fourth Proportional to 38,031,988.40, 57,033,684.48 and 13,764,919.76

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Solution

The fourth proportional to 38,031,988.40, 57,033,684.48 and 13,764,919.76 is: 20,642,204.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,031,988.40 : 57,033,684.48 = 13,764,919.76 : x
  2. Step 2: Convert to fraction form
    38,031,988.40/57,033,684.48 = 13,764,919.76/x
  3. Step 3: Cross multiply
    38,031,988.40x = 57,033,684.48 × 13,764,919.76
  4. Step 4: Simplify right side
    38,031,988.40x = 785,064,090,484,357.25
  5. Step 5: Solve for x
    x = 785,064,090,484,357.25/38,031,988.40
  6. Step 6: Final answer
    x = 20,642,204.72

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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.