Home / 9,439,660.80-14,162,990.40-9,089,740.80

Finding the Fourth Proportional to 9,439,660.80, 14,162,990.40 and 9,089,740.80

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Solution

The fourth proportional to 9,439,660.80, 14,162,990.40 and 9,089,740.80 is: 13,637,980.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439,660.80 : 14,162,990.40 = 9,089,740.80 : x
  2. Step 2: Convert to fraction form
    9,439,660.80/14,162,990.40 = 9,089,740.80/x
  3. Step 3: Cross multiply
    9,439,660.80x = 14,162,990.40 × 9,089,740.80
  4. Step 4: Simplify right side
    9,439,660.80x = 128,737,911,688,888.33
  5. Step 5: Solve for x
    x = 128,737,911,688,888.33/9,439,660.80
  6. Step 6: Final answer
    x = 13,637,980.69

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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.