Home / 57,358,291.92-79,154,454.11-31,252,809.67

Finding the Fourth Proportional to 57,358,291.92, 79,154,454.11 and 31,252,809.67

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Solution

The fourth proportional to 57,358,291.92, 79,154,454.11 and 31,252,809.67 is: 43,128,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,358,291.92 : 79,154,454.11 = 31,252,809.67 : x
  2. Step 2: Convert to fraction form
    57,358,291.92/79,154,454.11 = 31,252,809.67/x
  3. Step 3: Cross multiply
    57,358,291.92x = 79,154,454.11 × 31,252,809.67
  4. Step 4: Simplify right side
    57,358,291.92x = 2,473,799,088,832,579.50
  5. Step 5: Solve for x
    x = 2,473,799,088,832,579.50/57,358,291.92
  6. Step 6: Final answer
    x = 43,128,883.48

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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.