Home / 34,746,056.21-47,929,636.07-21,670,614.61

Finding the Fourth Proportional to 34,746,056.21, 47,929,636.07 and 21,670,614.61

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Solution

The fourth proportional to 34,746,056.21, 47,929,636.07 and 21,670,614.61 is: 29,893,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746,056.21 : 47,929,636.07 = 21,670,614.61 : x
  2. Step 2: Convert to fraction form
    34,746,056.21/47,929,636.07 = 21,670,614.61/x
  3. Step 3: Cross multiply
    34,746,056.21x = 47,929,636.07 × 21,670,614.61
  4. Step 4: Simplify right side
    34,746,056.21x = 1,038,664,671,670,525
  5. Step 5: Solve for x
    x = 1,038,664,671,670,525/34,746,056.21
  6. Step 6: Final answer
    x = 29,893,023.41

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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.