Home / 61,372,931.94-84,722,266.23-40,477,360.71

Finding the Fourth Proportional to 61,372,931.94, 84,722,266.23 and 40,477,360.71

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Solution

The fourth proportional to 61,372,931.94, 84,722,266.23 and 40,477,360.71 is: 55,876,974.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,372,931.94 : 84,722,266.23 = 40,477,360.71 : x
  2. Step 2: Convert to fraction form
    61,372,931.94/84,722,266.23 = 40,477,360.71/x
  3. Step 3: Cross multiply
    61,372,931.94x = 84,722,266.23 × 40,477,360.71
  4. Step 4: Simplify right side
    61,372,931.94x = 3,429,333,730,360,362
  5. Step 5: Solve for x
    x = 3,429,333,730,360,362/61,372,931.94
  6. Step 6: Final answer
    x = 55,876,974.13

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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.