Home / 65,285,731.65-90,094,309.12-35,916,433.93

Finding the Fourth Proportional to 65,285,731.65, 90,094,309.12 and 35,916,433.93

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Solution

The fourth proportional to 65,285,731.65, 90,094,309.12 and 35,916,433.93 is: 49,564,678.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,285,731.65 : 90,094,309.12 = 35,916,433.93 : x
  2. Step 2: Convert to fraction form
    65,285,731.65/90,094,309.12 = 35,916,433.93/x
  3. Step 3: Cross multiply
    65,285,731.65x = 90,094,309.12 × 35,916,433.93
  4. Step 4: Simplify right side
    65,285,731.65x = 3,235,866,300,797,894
  5. Step 5: Solve for x
    x = 3,235,866,300,797,894/65,285,731.65
  6. Step 6: Final answer
    x = 49,564,678.51

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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.