Home / 8,651,665.35-12,985,298.28-4,611,518.19

Finding the Fourth Proportional to 8,651,665.35, 12,985,298.28 and 4,611,518.19

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Solution

The fourth proportional to 8,651,665.35, 12,985,298.28 and 4,611,518.19 is: 6,921,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651,665.35 : 12,985,298.28 = 4,611,518.19 : x
  2. Step 2: Convert to fraction form
    8,651,665.35/12,985,298.28 = 4,611,518.19/x
  3. Step 3: Cross multiply
    8,651,665.35x = 12,985,298.28 × 4,611,518.19
  4. Step 4: Simplify right side
    8,651,665.35x = 59,881,939,220,795.72
  5. Step 5: Solve for x
    x = 59,881,939,220,795.72/8,651,665.35
  6. Step 6: Final answer
    x = 6,921,434.98

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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.