Home / 10,089,165.40-15,133,748.10-7,006,807.60

Finding the Fourth Proportional to 10,089,165.40, 15,133,748.10 and 7,006,807.60

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Solution

The fourth proportional to 10,089,165.40, 15,133,748.10 and 7,006,807.60 is: 10,510,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089,165.40 : 15,133,748.10 = 7,006,807.60 : x
  2. Step 2: Convert to fraction form
    10,089,165.40/15,133,748.10 = 7,006,807.60/x
  3. Step 3: Cross multiply
    10,089,165.40x = 15,133,748.10 × 7,006,807.60
  4. Step 4: Simplify right side
    10,089,165.40x = 106,039,261,203,565.55
  5. Step 5: Solve for x
    x = 106,039,261,203,565.55/10,089,165.40
  6. Step 6: Final answer
    x = 10,510,211.40

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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.