Home / 47,356,923.42-65,316,543.32-40,752,643.38

Finding the Fourth Proportional to 47,356,923.42, 65,316,543.32 and 40,752,643.38

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Solution

The fourth proportional to 47,356,923.42, 65,316,543.32 and 40,752,643.38 is: 56,207,658.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,356,923.42 : 65,316,543.32 = 40,752,643.38 : x
  2. Step 2: Convert to fraction form
    47,356,923.42/65,316,543.32 = 40,752,643.38/x
  3. Step 3: Cross multiply
    47,356,923.42x = 65,316,543.32 × 40,752,643.38
  4. Step 4: Simplify right side
    47,356,923.42x = 2,661,821,796,734,281.50
  5. Step 5: Solve for x
    x = 2,661,821,796,734,281.50/47,356,923.42
  6. Step 6: Final answer
    x = 56,207,658.87

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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.