Home / 6,889,421.40-10,309,637.70-6,000,624.60

Finding the Fourth Proportional to 6,889,421.40, 10,309,637.70 and 6,000,624.60

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Solution

The fourth proportional to 6,889,421.40, 10,309,637.70 and 6,000,624.60 is: 8,979,602.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889,421.40 : 10,309,637.70 = 6,000,624.60 : x
  2. Step 2: Convert to fraction form
    6,889,421.40/10,309,637.70 = 6,000,624.60/x
  3. Step 3: Cross multiply
    6,889,421.40x = 10,309,637.70 × 6,000,624.60
  4. Step 4: Simplify right side
    6,889,421.40x = 61,864,265,599,707.41
  5. Step 5: Solve for x
    x = 61,864,265,599,707.41/6,889,421.40
  6. Step 6: Final answer
    x = 8,979,602.50

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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.