Home / 47,925,071.40-71,898,104.70-19,163,980.20

Finding the Fourth Proportional to 47,925,071.40, 71,898,104.70 and 19,163,980.20

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Solution

The fourth proportional to 47,925,071.40, 71,898,104.70 and 19,163,980.20 is: 28,750,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,925,071.40 : 71,898,104.70 = 19,163,980.20 : x
  2. Step 2: Convert to fraction form
    47,925,071.40/71,898,104.70 = 19,163,980.20/x
  3. Step 3: Cross multiply
    47,925,071.40x = 71,898,104.70 × 19,163,980.20
  4. Step 4: Simplify right side
    47,925,071.40x = 1,377,853,854,888,327
  5. Step 5: Solve for x
    x = 1,377,853,854,888,327/47,925,071.40
  6. Step 6: Final answer
    x = 28,750,168.02

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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.