Home / 57,358,258.19-79,154,407.69-31,252,776.02

Finding the Fourth Proportional to 57,358,258.19, 79,154,407.69 and 31,252,776.02

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Solution

The fourth proportional to 57,358,258.19, 79,154,407.69 and 31,252,776.02 is: 43,128,837.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,358,258.19 : 79,154,407.69 = 31,252,776.02 : x
  2. Step 2: Convert to fraction form
    57,358,258.19/79,154,407.69 = 31,252,776.02/x
  3. Step 3: Cross multiply
    57,358,258.19x = 79,154,407.69 × 31,252,776.02
  4. Step 4: Simplify right side
    57,358,258.19x = 2,473,794,974,531,335.50
  5. Step 5: Solve for x
    x = 2,473,794,974,531,335.50/57,358,258.19
  6. Step 6: Final answer
    x = 43,128,837.11

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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.