Home / 9,771,031.40-14,656,547.10-8,322,362.60

Finding the Fourth Proportional to 9,771,031.40, 14,656,547.10 and 8,322,362.60

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Solution

The fourth proportional to 9,771,031.40, 14,656,547.10 and 8,322,362.60 is: 12,483,543.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771,031.40 : 14,656,547.10 = 8,322,362.60 : x
  2. Step 2: Convert to fraction form
    9,771,031.40/14,656,547.10 = 8,322,362.60/x
  3. Step 3: Cross multiply
    9,771,031.40x = 14,656,547.10 × 8,322,362.60
  4. Step 4: Simplify right side
    9,771,031.40x = 121,977,099,430,178.45
  5. Step 5: Solve for x
    x = 121,977,099,430,178.45/9,771,031.40
  6. Step 6: Final answer
    x = 12,483,543.90

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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.