Home / 31,931,795.21-47,722,746.03-23,314,064.78

Finding the Fourth Proportional to 31,931,795.21, 47,722,746.03 and 23,314,064.78

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Solution

The fourth proportional to 31,931,795.21, 47,722,746.03 and 23,314,064.78 is: 34,843,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,931,795.21 : 47,722,746.03 = 23,314,064.78 : x
  2. Step 2: Convert to fraction form
    31,931,795.21/47,722,746.03 = 23,314,064.78/x
  3. Step 3: Cross multiply
    31,931,795.21x = 47,722,746.03 × 23,314,064.78
  4. Step 4: Simplify right side
    31,931,795.21x = 1,112,611,192,184,294
  5. Step 5: Solve for x
    x = 1,112,611,192,184,294/31,931,795.21
  6. Step 6: Final answer
    x = 34,843,364.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.