Home / 12,998,166.90-19,492,633.77-4,799,054.67

Finding the Fourth Proportional to 12,998,166.90, 19,492,633.77 and 4,799,054.67

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Solution

The fourth proportional to 12,998,166.90, 19,492,633.77 and 4,799,054.67 is: 7,196,877.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,998,166.90 : 19,492,633.77 = 4,799,054.67 : x
  2. Step 2: Convert to fraction form
    12,998,166.90/19,492,633.77 = 4,799,054.67/x
  3. Step 3: Cross multiply
    12,998,166.90x = 19,492,633.77 × 4,799,054.67
  4. Step 4: Simplify right side
    12,998,166.90x = 93,546,215,124,518.20
  5. Step 5: Solve for x
    x = 93,546,215,124,518.20/12,998,166.90
  6. Step 6: Final answer
    x = 7,196,877.52

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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.