Home / 7,186,644.40-10,779,966.60-6,598,778.80

Finding the Fourth Proportional to 7,186,644.40, 10,779,966.60 and 6,598,778.80

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Solution

The fourth proportional to 7,186,644.40, 10,779,966.60 and 6,598,778.80 is: 9,898,168.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186,644.40 : 10,779,966.60 = 6,598,778.80 : x
  2. Step 2: Convert to fraction form
    7,186,644.40/10,779,966.60 = 6,598,778.80/x
  3. Step 3: Cross multiply
    7,186,644.40x = 10,779,966.60 × 6,598,778.80
  4. Step 4: Simplify right side
    7,186,644.40x = 71,134,615,064,788.08
  5. Step 5: Solve for x
    x = 71,134,615,064,788.08/7,186,644.40
  6. Step 6: Final answer
    x = 9,898,168.20

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1.5x scale

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.