Home / 30,602,123.10-45,903,184.65-7,883,020.35

Finding the Fourth Proportional to 30,602,123.10, 45,903,184.65 and 7,883,020.35

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Solution

The fourth proportional to 30,602,123.10, 45,903,184.65 and 7,883,020.35 is: 11,824,530.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602,123.10 : 45,903,184.65 = 7,883,020.35 : x
  2. Step 2: Convert to fraction form
    30,602,123.10/45,903,184.65 = 7,883,020.35/x
  3. Step 3: Cross multiply
    30,602,123.10x = 45,903,184.65 × 7,883,020.35
  4. Step 4: Simplify right side
    30,602,123.10x = 361,855,738,725,757.62
  5. Step 5: Solve for x
    x = 361,855,738,725,757.62/30,602,123.10
  6. Step 6: Final answer
    x = 11,824,530.53

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Similar ratio
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1.5x scale

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.