Home / 10,255,760.95-14,157,307.93-6,390,191.98

Finding the Fourth Proportional to 10,255,760.95, 14,157,307.93 and 6,390,191.98

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Solution

The fourth proportional to 10,255,760.95, 14,157,307.93 and 6,390,191.98 is: 8,821,180.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255,760.95 : 14,157,307.93 = 6,390,191.98 : x
  2. Step 2: Convert to fraction form
    10,255,760.95/14,157,307.93 = 6,390,191.98/x
  3. Step 3: Cross multiply
    10,255,760.95x = 14,157,307.93 × 6,390,191.98
  4. Step 4: Simplify right side
    10,255,760.95x = 90,467,915,592,676.41
  5. Step 5: Solve for x
    x = 90,467,915,592,676.41/10,255,760.95
  6. Step 6: Final answer
    x = 8,821,180.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.