Home / 21,735,970.56-30,021,946.65-15,846,277.50

Finding the Fourth Proportional to 21,735,970.56, 30,021,946.65 and 15,846,277.50

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Solution

The fourth proportional to 21,735,970.56, 30,021,946.65 and 15,846,277.50 is: 21,887,041.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735,970.56 : 30,021,946.65 = 15,846,277.50 : x
  2. Step 2: Convert to fraction form
    21,735,970.56/30,021,946.65 = 15,846,277.50/x
  3. Step 3: Cross multiply
    21,735,970.56x = 30,021,946.65 × 15,846,277.50
  4. Step 4: Simplify right side
    21,735,970.56x = 475,736,097,706,095.38
  5. Step 5: Solve for x
    x = 475,736,097,706,095.38/21,735,970.56
  6. Step 6: Final answer
    x = 21,887,041.87

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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.