Home / 12,773,079.60-19,159,619.40-8,238,116.40

Finding the Fourth Proportional to 12,773,079.60, 19,159,619.40 and 8,238,116.40

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Solution

The fourth proportional to 12,773,079.60, 19,159,619.40 and 8,238,116.40 is: 12,357,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773,079.60 : 19,159,619.40 = 8,238,116.40 : x
  2. Step 2: Convert to fraction form
    12,773,079.60/19,159,619.40 = 8,238,116.40/x
  3. Step 3: Cross multiply
    12,773,079.60x = 19,159,619.40 × 8,238,116.40
  4. Step 4: Simplify right side
    12,773,079.60x = 157,839,174,796,898.16
  5. Step 5: Solve for x
    x = 157,839,174,796,898.16/12,773,079.60
  6. Step 6: Final answer
    x = 12,357,174.60

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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.