Home / 38,095,158.76-52,572,011.66-21,578,712.62

Finding the Fourth Proportional to 38,095,158.76, 52,572,011.66 and 21,578,712.62

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Solution

The fourth proportional to 38,095,158.76, 52,572,011.66 and 21,578,712.62 is: 29,779,015.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,095,158.76 : 52,572,011.66 = 21,578,712.62 : x
  2. Step 2: Convert to fraction form
    38,095,158.76/52,572,011.66 = 21,578,712.62/x
  3. Step 3: Cross multiply
    38,095,158.76x = 52,572,011.66 × 21,578,712.62
  4. Step 4: Simplify right side
    38,095,158.76x = 1,134,436,331,466,429.25
  5. Step 5: Solve for x
    x = 1,134,436,331,466,429.25/38,095,158.76
  6. Step 6: Final answer
    x = 29,779,015.72

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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.