Home / 42,333,738.55-63,500,484.30-11,628,347.23

Finding the Fourth Proportional to 42,333,738.55, 63,500,484.30 and 11,628,347.23

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Solution

The fourth proportional to 42,333,738.55, 63,500,484.30 and 11,628,347.23 is: 17,442,486.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,333,738.55 : 63,500,484.30 = 11,628,347.23 : x
  2. Step 2: Convert to fraction form
    42,333,738.55/63,500,484.30 = 11,628,347.23/x
  3. Step 3: Cross multiply
    42,333,738.55x = 63,500,484.30 × 11,628,347.23
  4. Step 4: Simplify right side
    42,333,738.55x = 738,405,680,696,854.88
  5. Step 5: Solve for x
    x = 738,405,680,696,854.88/42,333,738.55
  6. Step 6: Final answer
    x = 17,442,486.91

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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.