Home / 9,182,988.20-13,774,482.30-8,616,117.80

Finding the Fourth Proportional to 9,182,988.20, 13,774,482.30 and 8,616,117.80

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Solution

The fourth proportional to 9,182,988.20, 13,774,482.30 and 8,616,117.80 is: 12,924,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,182,988.20 : 13,774,482.30 = 8,616,117.80 : x
  2. Step 2: Convert to fraction form
    9,182,988.20/13,774,482.30 = 8,616,117.80/x
  3. Step 3: Cross multiply
    9,182,988.20x = 13,774,482.30 × 8,616,117.80
  4. Step 4: Simplify right side
    9,182,988.20x = 118,682,562,130,814.95
  5. Step 5: Solve for x
    x = 118,682,562,130,814.95/9,182,988.20
  6. Step 6: Final answer
    x = 12,924,176.70

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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.