Home / 8,470,325.76-12,704,438.10-5,014,122

Finding the Fourth Proportional to 8,470,325.76, 12,704,438.10 and 5,014,122

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Solution

The fourth proportional to 8,470,325.76, 12,704,438.10 and 5,014,122 is: 7,520,561.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470,325.76 : 12,704,438.10 = 5,014,122 : x
  2. Step 2: Convert to fraction form
    8,470,325.76/12,704,438.10 = 5,014,122/x
  3. Step 3: Cross multiply
    8,470,325.76x = 12,704,438.10 × 5,014,122
  4. Step 4: Simplify right side
    8,470,325.76x = 63,701,602,574,848.20
  5. Step 5: Solve for x
    x = 63,701,602,574,848.20/8,470,325.76
  6. Step 6: Final answer
    x = 7,520,561.12

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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.