Home / 8,891,628.63-12,270,399.31-4,971,383.98

Finding the Fourth Proportional to 8,891,628.63, 12,270,399.31 and 4,971,383.98

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Solution

The fourth proportional to 8,891,628.63, 12,270,399.31 and 4,971,383.98 is: 6,860,482.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891,628.63 : 12,270,399.31 = 4,971,383.98 : x
  2. Step 2: Convert to fraction form
    8,891,628.63/12,270,399.31 = 4,971,383.98/x
  3. Step 3: Cross multiply
    8,891,628.63x = 12,270,399.31 × 4,971,383.98
  4. Step 4: Simplify right side
    8,891,628.63x = 61,000,866,533,475.28
  5. Step 5: Solve for x
    x = 61,000,866,533,475.28/8,891,628.63
  6. Step 6: Final answer
    x = 6,860,482.94

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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.