Home / 14,529,337.04-20,050,485.04-8,421,308.48

Finding the Fourth Proportional to 14,529,337.04, 20,050,485.04 and 8,421,308.48

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Solution

The fourth proportional to 14,529,337.04, 20,050,485.04 and 8,421,308.48 is: 11,621,405.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529,337.04 : 20,050,485.04 = 8,421,308.48 : x
  2. Step 2: Convert to fraction form
    14,529,337.04/20,050,485.04 = 8,421,308.48/x
  3. Step 3: Cross multiply
    14,529,337.04x = 20,050,485.04 × 8,421,308.48
  4. Step 4: Simplify right side
    14,529,337.04x = 168,851,319,695,465.16
  5. Step 5: Solve for x
    x = 168,851,319,695,465.16/14,529,337.04
  6. Step 6: Final answer
    x = 11,621,405.66

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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.