Home / 27,761,499.84-38,303,605.44-15,997,889.28

Finding the Fourth Proportional to 27,761,499.84, 38,303,605.44 and 15,997,889.28

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Solution

The fourth proportional to 27,761,499.84, 38,303,605.44 and 15,997,889.28 is: 22,072,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,761,499.84 : 38,303,605.44 = 15,997,889.28 : x
  2. Step 2: Convert to fraction form
    27,761,499.84/38,303,605.44 = 15,997,889.28/x
  3. Step 3: Cross multiply
    27,761,499.84x = 38,303,605.44 × 15,997,889.28
  4. Step 4: Simplify right side
    27,761,499.84x = 612,776,838,853,925.62
  5. Step 5: Solve for x
    x = 612,776,838,853,925.62/27,761,499.84
  6. Step 6: Final answer
    x = 22,072,901.05

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1.5x scale

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.