Home / 13,457,443.60-20,186,165.40-6,282,990.10

Finding the Fourth Proportional to 13,457,443.60, 20,186,165.40 and 6,282,990.10

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Solution

The fourth proportional to 13,457,443.60, 20,186,165.40 and 6,282,990.10 is: 9,424,485.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,457,443.60 : 20,186,165.40 = 6,282,990.10 : x
  2. Step 2: Convert to fraction form
    13,457,443.60/20,186,165.40 = 6,282,990.10/x
  3. Step 3: Cross multiply
    13,457,443.60x = 20,186,165.40 × 6,282,990.10
  4. Step 4: Simplify right side
    13,457,443.60x = 126,829,477,365,162.52
  5. Step 5: Solve for x
    x = 126,829,477,365,162.52/13,457,443.60
  6. Step 6: Final answer
    x = 9,424,485.15

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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.