Home / 38,298,666.18-52,852,098.87-20,895,012.93

Finding the Fourth Proportional to 38,298,666.18, 52,852,098.87 and 20,895,012.93

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Solution

The fourth proportional to 38,298,666.18, 52,852,098.87 and 20,895,012.93 is: 28,835,084.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,298,666.18 : 52,852,098.87 = 20,895,012.93 : x
  2. Step 2: Convert to fraction form
    38,298,666.18/52,852,098.87 = 20,895,012.93/x
  3. Step 3: Cross multiply
    38,298,666.18x = 52,852,098.87 × 20,895,012.93
  4. Step 4: Simplify right side
    38,298,666.18x = 1,104,345,289,266,288.38
  5. Step 5: Solve for x
    x = 1,104,345,289,266,288.38/38,298,666.18
  6. Step 6: Final answer
    x = 28,835,084.86

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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.