Home / 57,358,258.21-79,154,407.71-31,252,776.04

Finding the Fourth Proportional to 57,358,258.21, 79,154,407.71 and 31,252,776.04

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Solution

The fourth proportional to 57,358,258.21, 79,154,407.71 and 31,252,776.04 is: 43,128,837.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,358,258.21 : 79,154,407.71 = 31,252,776.04 : x
  2. Step 2: Convert to fraction form
    57,358,258.21/79,154,407.71 = 31,252,776.04/x
  3. Step 3: Cross multiply
    57,358,258.21x = 79,154,407.71 × 31,252,776.04
  4. Step 4: Simplify right side
    57,358,258.21x = 2,473,794,976,343,707
  5. Step 5: Solve for x
    x = 2,473,794,976,343,707/57,358,258.21
  6. Step 6: Final answer
    x = 43,128,837.13

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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.