Home / 6,885,919.80-10,316,438.10-6,089,657.40

Finding the Fourth Proportional to 6,885,919.80, 10,316,438.10 and 6,089,657.40

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Solution

The fourth proportional to 6,885,919.80, 10,316,438.10 and 6,089,657.40 is: 9,123,483.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,919.80 : 10,316,438.10 = 6,089,657.40 : x
  2. Step 2: Convert to fraction form
    6,885,919.80/10,316,438.10 = 6,089,657.40/x
  3. Step 3: Cross multiply
    6,885,919.80x = 10,316,438.10 × 6,089,657.40
  4. Step 4: Simplify right side
    6,885,919.80x = 62,823,573,617,306.95
  5. Step 5: Solve for x
    x = 62,823,573,617,306.95/6,885,919.80
  6. Step 6: Final answer
    x = 9,123,483.20

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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.