Home / 10,361,655.45-15,542,483.18-9,731,281.05

Finding the Fourth Proportional to 10,361,655.45, 15,542,483.18 and 9,731,281.05

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Solution

The fourth proportional to 10,361,655.45, 15,542,483.18 and 9,731,281.05 is: 14,596,921.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,655.45 : 15,542,483.18 = 9,731,281.05 : x
  2. Step 2: Convert to fraction form
    10,361,655.45/15,542,483.18 = 9,731,281.05/x
  3. Step 3: Cross multiply
    10,361,655.45x = 15,542,483.18 × 9,731,281.05
  4. Step 4: Simplify right side
    10,361,655.45x = 151,248,271,990,821.34
  5. Step 5: Solve for x
    x = 151,248,271,990,821.34/10,361,655.45
  6. Step 6: Final answer
    x = 14,596,921.58

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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.