Home / 47,156,689.98-70,730,982.45-28,707,846.30

Finding the Fourth Proportional to 47,156,689.98, 70,730,982.45 and 28,707,846.30

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Solution

The fourth proportional to 47,156,689.98, 70,730,982.45 and 28,707,846.30 is: 43,059,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,156,689.98 : 70,730,982.45 = 28,707,846.30 : x
  2. Step 2: Convert to fraction form
    47,156,689.98/70,730,982.45 = 28,707,846.30/x
  3. Step 3: Cross multiply
    47,156,689.98x = 70,730,982.45 × 28,707,846.30
  4. Step 4: Simplify right side
    47,156,689.98x = 2,030,534,172,822,597.50
  5. Step 5: Solve for x
    x = 2,030,534,172,822,597.50/47,156,689.98
  6. Step 6: Final answer
    x = 43,059,302.37

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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.