Home / 9,341,989.20-14,012,983.80-7,452,421.20

Finding the Fourth Proportional to 9,341,989.20, 14,012,983.80 and 7,452,421.20

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Solution

The fourth proportional to 9,341,989.20, 14,012,983.80 and 7,452,421.20 is: 11,178,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341,989.20 : 14,012,983.80 = 7,452,421.20 : x
  2. Step 2: Convert to fraction form
    9,341,989.20/14,012,983.80 = 7,452,421.20/x
  3. Step 3: Cross multiply
    9,341,989.20x = 14,012,983.80 × 7,452,421.20
  4. Step 4: Simplify right side
    9,341,989.20x = 104,430,657,546,376.56
  5. Step 5: Solve for x
    x = 104,430,657,546,376.56/9,341,989.20
  6. Step 6: Final answer
    x = 11,178,631.80

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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.