Home / 19,133,318.59-28,711,935.31-7,773,767.22

Finding the Fourth Proportional to 19,133,318.59, 28,711,935.31 and 7,773,767.22

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Solution

The fourth proportional to 19,133,318.59, 28,711,935.31 and 7,773,767.22 is: 11,665,509.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133,318.59 : 28,711,935.31 = 7,773,767.22 : x
  2. Step 2: Convert to fraction form
    19,133,318.59/28,711,935.31 = 7,773,767.22/x
  3. Step 3: Cross multiply
    19,133,318.59x = 28,711,935.31 × 7,773,767.22
  4. Step 4: Simplify right side
    19,133,318.59x = 223,199,901,535,638.53
  5. Step 5: Solve for x
    x = 223,199,901,535,638.53/19,133,318.59
  6. Step 6: Final answer
    x = 11,665,509.07

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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.