Home / 33,140,345-49,712,288.98-10,423,013.72

Finding the Fourth Proportional to 33,140,345, 49,712,288.98 and 10,423,013.72

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Solution

The fourth proportional to 33,140,345, 49,712,288.98 and 10,423,013.72 is: 15,635,077.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,140,345 : 49,712,288.98 = 10,423,013.72 : x
  2. Step 2: Convert to fraction form
    33,140,345/49,712,288.98 = 10,423,013.72/x
  3. Step 3: Cross multiply
    33,140,345x = 49,712,288.98 × 10,423,013.72
  4. Step 4: Simplify right side
    33,140,345x = 518,151,870,091,144.81
  5. Step 5: Solve for x
    x = 518,151,870,091,144.81/33,140,345
  6. Step 6: Final answer
    x = 15,635,077.73

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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.