Home / 64,743,516.30-97,115,274.45-57,689,129.10

Finding the Fourth Proportional to 64,743,516.30, 97,115,274.45 and 57,689,129.10

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Solution

The fourth proportional to 64,743,516.30, 97,115,274.45 and 57,689,129.10 is: 86,533,693.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,743,516.30 : 97,115,274.45 = 57,689,129.10 : x
  2. Step 2: Convert to fraction form
    64,743,516.30/97,115,274.45 = 57,689,129.10/x
  3. Step 3: Cross multiply
    64,743,516.30x = 97,115,274.45 × 57,689,129.10
  4. Step 4: Simplify right side
    64,743,516.30x = 5,602,495,605,327,982
  5. Step 5: Solve for x
    x = 5,602,495,605,327,982/64,743,516.30
  6. Step 6: Final answer
    x = 86,533,693.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.