Home / 38,095,157.76-52,572,010.28-21,578,711.62

Finding the Fourth Proportional to 38,095,157.76, 52,572,010.28 and 21,578,711.62

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Solution

The fourth proportional to 38,095,157.76, 52,572,010.28 and 21,578,711.62 is: 29,779,014.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,095,157.76 : 52,572,010.28 = 21,578,711.62 : x
  2. Step 2: Convert to fraction form
    38,095,157.76/52,572,010.28 = 21,578,711.62/x
  3. Step 3: Cross multiply
    38,095,157.76x = 52,572,010.28 × 21,578,711.62
  4. Step 4: Simplify right side
    38,095,157.76x = 1,134,436,249,115,795.50
  5. Step 5: Solve for x
    x = 1,134,436,249,115,795.50/38,095,157.76
  6. Step 6: Final answer
    x = 29,779,014.34

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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.