Home / 7,926,498.60-11,889,747.90-5,089,813.80

Finding the Fourth Proportional to 7,926,498.60, 11,889,747.90 and 5,089,813.80

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Solution

The fourth proportional to 7,926,498.60, 11,889,747.90 and 5,089,813.80 is: 7,634,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926,498.60 : 11,889,747.90 = 5,089,813.80 : x
  2. Step 2: Convert to fraction form
    7,926,498.60/11,889,747.90 = 5,089,813.80/x
  3. Step 3: Cross multiply
    7,926,498.60x = 11,889,747.90 × 5,089,813.80
  4. Step 4: Simplify right side
    7,926,498.60x = 60,516,602,939,941.02
  5. Step 5: Solve for x
    x = 60,516,602,939,941.02/7,926,498.60
  6. Step 6: Final answer
    x = 7,634,720.70

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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.