Home / 74,307,623.40-111,461,435.10-48,479,590.80

Finding the Fourth Proportional to 74,307,623.40, 111,461,435.10 and 48,479,590.80

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Solution

The fourth proportional to 74,307,623.40, 111,461,435.10 and 48,479,590.80 is: 72,719,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,307,623.40 : 111,461,435.10 = 48,479,590.80 : x
  2. Step 2: Convert to fraction form
    74,307,623.40/111,461,435.10 = 48,479,590.80/x
  3. Step 3: Cross multiply
    74,307,623.40x = 111,461,435.10 × 48,479,590.80
  4. Step 4: Simplify right side
    74,307,623.40x = 5,403,604,763,628,756
  5. Step 5: Solve for x
    x = 5,403,604,763,628,756/74,307,623.40
  6. Step 6: Final answer
    x = 72,719,386.20

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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.