Home / 12,674,080.80-19,010,948.40-4,154,695.20

Finding the Fourth Proportional to 12,674,080.80, 19,010,948.40 and 4,154,695.20

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Solution

The fourth proportional to 12,674,080.80, 19,010,948.40 and 4,154,695.20 is: 6,231,986.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674,080.80 : 19,010,948.40 = 4,154,695.20 : x
  2. Step 2: Convert to fraction form
    12,674,080.80/19,010,948.40 = 4,154,695.20/x
  3. Step 3: Cross multiply
    12,674,080.80x = 19,010,948.40 × 4,154,695.20
  4. Step 4: Simplify right side
    12,674,080.80x = 78,984,696,064,927.67
  5. Step 5: Solve for x
    x = 78,984,696,064,927.67/12,674,080.80
  6. Step 6: Final answer
    x = 6,231,986.15

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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.