Home / 9,787,666.40-14,681,499.60-8,890,121.60

Finding the Fourth Proportional to 9,787,666.40, 14,681,499.60 and 8,890,121.60

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Solution

The fourth proportional to 9,787,666.40, 14,681,499.60 and 8,890,121.60 is: 13,335,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,666.40 : 14,681,499.60 = 8,890,121.60 : x
  2. Step 2: Convert to fraction form
    9,787,666.40/14,681,499.60 = 8,890,121.60/x
  3. Step 3: Cross multiply
    9,787,666.40x = 14,681,499.60 × 8,890,121.60
  4. Step 4: Simplify right side
    9,787,666.40x = 130,520,316,714,351.34
  5. Step 5: Solve for x
    x = 130,520,316,714,351.34/9,787,666.40
  6. Step 6: Final answer
    x = 13,335,182.40

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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.