Home / 8,483,066.70-12,705,937.65-7,537,505.10

Finding the Fourth Proportional to 8,483,066.70, 12,705,937.65 and 7,537,505.10

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Solution

The fourth proportional to 8,483,066.70, 12,705,937.65 and 7,537,505.10 is: 11,289,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483,066.70 : 12,705,937.65 = 7,537,505.10 : x
  2. Step 2: Convert to fraction form
    8,483,066.70/12,705,937.65 = 7,537,505.10/x
  3. Step 3: Cross multiply
    8,483,066.70x = 12,705,937.65 × 7,537,505.10
  4. Step 4: Simplify right side
    8,483,066.70x = 95,771,069,837,157.02
  5. Step 5: Solve for x
    x = 95,771,069,837,157.02/8,483,066.70
  6. Step 6: Final answer
    x = 11,289,675.45

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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.