Home / 14,407,891.20-21,604,838.40-8,011,353.60

Finding the Fourth Proportional to 14,407,891.20, 21,604,838.40 and 8,011,353.60

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Solution

The fourth proportional to 14,407,891.20, 21,604,838.40 and 8,011,353.60 is: 12,013,139.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,407,891.20 : 21,604,838.40 = 8,011,353.60 : x
  2. Step 2: Convert to fraction form
    14,407,891.20/21,604,838.40 = 8,011,353.60/x
  3. Step 3: Cross multiply
    14,407,891.20x = 21,604,838.40 × 8,011,353.60
  4. Step 4: Simplify right side
    14,407,891.20x = 173,083,999,893,258.22
  5. Step 5: Solve for x
    x = 173,083,999,893,258.22/14,407,891.20
  6. Step 6: Final answer
    x = 12,013,139.01

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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.