Home / 74,715,931.65-103,110,549.38-43,351,612.43

Finding the Fourth Proportional to 74,715,931.65, 103,110,549.38 and 43,351,612.43

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Solution

The fourth proportional to 74,715,931.65, 103,110,549.38 and 43,351,612.43 is: 59,826,712.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,715,931.65 : 103,110,549.38 = 43,351,612.43 : x
  2. Step 2: Convert to fraction form
    74,715,931.65/103,110,549.38 = 43,351,612.43/x
  3. Step 3: Cross multiply
    74,715,931.65x = 103,110,549.38 × 43,351,612.43
  4. Step 4: Simplify right side
    74,715,931.65x = 4,470,008,574,166,136.50
  5. Step 5: Solve for x
    x = 4,470,008,574,166,136.50/74,715,931.65
  6. Step 6: Final answer
    x = 59,826,712.66

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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.