Home / 51,224,006.16-70,712,950.32-30,309,462.72

Finding the Fourth Proportional to 51,224,006.16, 70,712,950.32 and 30,309,462.72

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Solution

The fourth proportional to 51,224,006.16, 70,712,950.32 and 30,309,462.72 is: 41,841,154.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,224,006.16 : 70,712,950.32 = 30,309,462.72 : x
  2. Step 2: Convert to fraction form
    51,224,006.16/70,712,950.32 = 30,309,462.72/x
  3. Step 3: Cross multiply
    51,224,006.16x = 70,712,950.32 × 30,309,462.72
  4. Step 4: Simplify right side
    51,224,006.16x = 2,143,271,531,545,251.75
  5. Step 5: Solve for x
    x = 2,143,271,531,545,251.75/51,224,006.16
  6. Step 6: Final answer
    x = 41,841,154.03

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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.