Home / 47,113,407.27-70,689,586.14-20,838,428.42

Finding the Fourth Proportional to 47,113,407.27, 70,689,586.14 and 20,838,428.42

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Solution

The fourth proportional to 47,113,407.27, 70,689,586.14 and 20,838,428.42 is: 31,266,256.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,113,407.27 : 70,689,586.14 = 20,838,428.42 : x
  2. Step 2: Convert to fraction form
    47,113,407.27/70,689,586.14 = 20,838,428.42/x
  3. Step 3: Cross multiply
    47,113,407.27x = 70,689,586.14 × 20,838,428.42
  4. Step 4: Simplify right side
    47,113,407.27x = 1,473,059,880,464,366
  5. Step 5: Solve for x
    x = 1,473,059,880,464,366/47,113,407.27
  6. Step 6: Final answer
    x = 31,266,256.59

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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.