Home / 30,535,669.16-45,803,474.58-7,816,529.96

Finding the Fourth Proportional to 30,535,669.16, 45,803,474.58 and 7,816,529.96

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Solution

The fourth proportional to 30,535,669.16, 45,803,474.58 and 7,816,529.96 is: 11,724,787.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,535,669.16 : 45,803,474.58 = 7,816,529.96 : x
  2. Step 2: Convert to fraction form
    30,535,669.16/45,803,474.58 = 7,816,529.96/x
  3. Step 3: Cross multiply
    30,535,669.16x = 45,803,474.58 × 7,816,529.96
  4. Step 4: Simplify right side
    30,535,669.16x = 358,024,231,326,668.38
  5. Step 5: Solve for x
    x = 358,024,231,326,668.38/30,535,669.16
  6. Step 6: Final answer
    x = 11,724,787.48

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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.