Home / 30,386,410.40-41,933,746.32-16,635,147.68

Finding the Fourth Proportional to 30,386,410.40, 41,933,746.32 and 16,635,147.68

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Solution

The fourth proportional to 30,386,410.40, 41,933,746.32 and 16,635,147.68 is: 22,956,777.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,386,410.40 : 41,933,746.32 = 16,635,147.68 : x
  2. Step 2: Convert to fraction form
    30,386,410.40/41,933,746.32 = 16,635,147.68/x
  3. Step 3: Cross multiply
    30,386,410.40x = 41,933,746.32 × 16,635,147.68
  4. Step 4: Simplify right side
    30,386,410.40x = 697,574,062,808,856.50
  5. Step 5: Solve for x
    x = 697,574,062,808,856.50/30,386,410.40
  6. Step 6: Final answer
    x = 22,956,777.51

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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.