Home / 49,319,909.40-73,984,529.70-13,418,117.40

Finding the Fourth Proportional to 49,319,909.40, 73,984,529.70 and 13,418,117.40

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Solution

The fourth proportional to 49,319,909.40, 73,984,529.70 and 13,418,117.40 is: 20,128,445.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,319,909.40 : 73,984,529.70 = 13,418,117.40 : x
  2. Step 2: Convert to fraction form
    49,319,909.40/73,984,529.70 = 13,418,117.40/x
  3. Step 3: Cross multiply
    49,319,909.40x = 73,984,529.70 × 13,418,117.40
  4. Step 4: Simplify right side
    49,319,909.40x = 992,733,105,298,386.88
  5. Step 5: Solve for x
    x = 992,733,105,298,386.88/49,319,909.40
  6. Step 6: Final answer
    x = 20,128,445.44

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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.