Home / 38,592,191.41-57,875,996.17-12,678,477.62

Finding the Fourth Proportional to 38,592,191.41, 57,875,996.17 and 12,678,477.62

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Solution

The fourth proportional to 38,592,191.41, 57,875,996.17 and 12,678,477.62 is: 19,013,678.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,592,191.41 : 57,875,996.17 = 12,678,477.62 : x
  2. Step 2: Convert to fraction form
    38,592,191.41/57,875,996.17 = 12,678,477.62/x
  3. Step 3: Cross multiply
    38,592,191.41x = 57,875,996.17 × 12,678,477.62
  4. Step 4: Simplify right side
    38,592,191.41x = 733,779,521,903,018.88
  5. Step 5: Solve for x
    x = 733,779,521,903,018.88/38,592,191.41
  6. Step 6: Final answer
    x = 19,013,678.55

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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.