Home / 47,220,929.18-65,194,970.04-38,539,809.26

Finding the Fourth Proportional to 47,220,929.18, 65,194,970.04 and 38,539,809.26

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Solution

The fourth proportional to 47,220,929.18, 65,194,970.04 and 38,539,809.26 is: 53,209,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,220,929.18 : 65,194,970.04 = 38,539,809.26 : x
  2. Step 2: Convert to fraction form
    47,220,929.18/65,194,970.04 = 38,539,809.26/x
  3. Step 3: Cross multiply
    47,220,929.18x = 65,194,970.04 × 38,539,809.26
  4. Step 4: Simplify right side
    47,220,929.18x = 2,512,601,710,053,014.50
  5. Step 5: Solve for x
    x = 2,512,601,710,053,014.50/47,220,929.18
  6. Step 6: Final answer
    x = 53,209,493.20

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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.