Home / 51,148,433.17-76,771,154.72-31,658,704.52

Finding the Fourth Proportional to 51,148,433.17, 76,771,154.72 and 31,658,704.52

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Solution

The fourth proportional to 51,148,433.17, 76,771,154.72 and 31,658,704.52 is: 47,518,079.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,148,433.17 : 76,771,154.72 = 31,658,704.52 : x
  2. Step 2: Convert to fraction form
    51,148,433.17/76,771,154.72 = 31,658,704.52/x
  3. Step 3: Cross multiply
    51,148,433.17x = 76,771,154.72 × 31,658,704.52
  4. Step 4: Simplify right side
    51,148,433.17x = 2,430,475,302,634,974.50
  5. Step 5: Solve for x
    x = 2,430,475,302,634,974.50/51,148,433.17
  6. Step 6: Final answer
    x = 47,518,079.28

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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.