Home / 13,205,959.20-19,808,938.80-6,031,505.70

Finding the Fourth Proportional to 13,205,959.20, 19,808,938.80 and 6,031,505.70

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Solution

The fourth proportional to 13,205,959.20, 19,808,938.80 and 6,031,505.70 is: 9,047,258.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205,959.20 : 19,808,938.80 = 6,031,505.70 : x
  2. Step 2: Convert to fraction form
    13,205,959.20/19,808,938.80 = 6,031,505.70/x
  3. Step 3: Cross multiply
    13,205,959.20x = 19,808,938.80 × 6,031,505.70
  4. Step 4: Simplify right side
    13,205,959.20x = 119,477,727,283,151.17
  5. Step 5: Solve for x
    x = 119,477,727,283,151.17/13,205,959.20
  6. Step 6: Final answer
    x = 9,047,258.55

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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.