Home / 13,575,274.34-18,733,878.59-7,463,702.84

Finding the Fourth Proportional to 13,575,274.34, 18,733,878.59 and 7,463,702.84

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Solution

The fourth proportional to 13,575,274.34, 18,733,878.59 and 7,463,702.84 is: 10,299,909.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,575,274.34 : 18,733,878.59 = 7,463,702.84 : x
  2. Step 2: Convert to fraction form
    13,575,274.34/18,733,878.59 = 7,463,702.84/x
  3. Step 3: Cross multiply
    13,575,274.34x = 18,733,878.59 × 7,463,702.84
  4. Step 4: Simplify right side
    13,575,274.34x = 139,824,102,705,410.30
  5. Step 5: Solve for x
    x = 139,824,102,705,410.30/13,575,274.34
  6. Step 6: Final answer
    x = 10,299,909.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.