Home / 9,428,814.96-12,999,354.36-6,159,949.80

Finding the Fourth Proportional to 9,428,814.96, 12,999,354.36 and 6,159,949.80

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Solution

The fourth proportional to 9,428,814.96, 12,999,354.36 and 6,159,949.80 is: 8,492,622.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428,814.96 : 12,999,354.36 = 6,159,949.80 : x
  2. Step 2: Convert to fraction form
    9,428,814.96/12,999,354.36 = 6,159,949.80/x
  3. Step 3: Cross multiply
    9,428,814.96x = 12,999,354.36 × 6,159,949.80
  4. Step 4: Simplify right side
    9,428,814.96x = 80,075,370,290,011.12
  5. Step 5: Solve for x
    x = 80,075,370,290,011.12/9,428,814.96
  6. Step 6: Final answer
    x = 8,492,622.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.