Home / 14,285,400.66-19,713,996.18-7,759,157.76

Finding the Fourth Proportional to 14,285,400.66, 19,713,996.18 and 7,759,157.76

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Solution

The fourth proportional to 14,285,400.66, 19,713,996.18 and 7,759,157.76 is: 10,707,715.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,285,400.66 : 19,713,996.18 = 7,759,157.76 : x
  2. Step 2: Convert to fraction form
    14,285,400.66/19,713,996.18 = 7,759,157.76/x
  3. Step 3: Cross multiply
    14,285,400.66x = 19,713,996.18 × 7,759,157.76
  4. Step 4: Simplify right side
    14,285,400.66x = 152,964,006,440,657.34
  5. Step 5: Solve for x
    x = 152,964,006,440,657.34/14,285,400.66
  6. Step 6: Final answer
    x = 10,707,715.53

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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.