Home / 51,120,641.04-70,546,423.20-30,220,206.48

Finding the Fourth Proportional to 51,120,641.04, 70,546,423.20 and 30,220,206.48

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Solution

The fourth proportional to 51,120,641.04, 70,546,423.20 and 30,220,206.48 is: 41,703,848.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,120,641.04 : 70,546,423.20 = 30,220,206.48 : x
  2. Step 2: Convert to fraction form
    51,120,641.04/70,546,423.20 = 30,220,206.48/x
  3. Step 3: Cross multiply
    51,120,641.04x = 70,546,423.20 × 30,220,206.48
  4. Step 4: Simplify right side
    51,120,641.04x = 2,131,927,475,529,462.50
  5. Step 5: Solve for x
    x = 2,131,927,475,529,462.50/51,120,641.04
  6. Step 6: Final answer
    x = 41,703,848.62

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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.