Home / 17,670,910.40-26,506,365.60-9,986,667.20

Finding the Fourth Proportional to 17,670,910.40, 26,506,365.60 and 9,986,667.20

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Solution

The fourth proportional to 17,670,910.40, 26,506,365.60 and 9,986,667.20 is: 14,980,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,670,910.40 : 26,506,365.60 = 9,986,667.20 : x
  2. Step 2: Convert to fraction form
    17,670,910.40/26,506,365.60 = 9,986,667.20/x
  3. Step 3: Cross multiply
    17,670,910.40x = 26,506,365.60 × 9,986,667.20
  4. Step 4: Simplify right side
    17,670,910.40x = 264,710,251,928,728.31
  5. Step 5: Solve for x
    x = 264,710,251,928,728.31/17,670,910.40
  6. Step 6: Final answer
    x = 14,980,000.80

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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.