Home / 31,139,938.30-46,709,907.45-16,791,031.30

Finding the Fourth Proportional to 31,139,938.30, 46,709,907.45 and 16,791,031.30

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Solution

The fourth proportional to 31,139,938.30, 46,709,907.45 and 16,791,031.30 is: 25,186,546.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,139,938.30 : 46,709,907.45 = 16,791,031.30 : x
  2. Step 2: Convert to fraction form
    31,139,938.30/46,709,907.45 = 16,791,031.30/x
  3. Step 3: Cross multiply
    31,139,938.30x = 46,709,907.45 × 16,791,031.30
  4. Step 4: Simplify right side
    31,139,938.30x = 784,307,518,013,053.25
  5. Step 5: Solve for x
    x = 784,307,518,013,053.25/31,139,938.30
  6. Step 6: Final answer
    x = 25,186,546.95

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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.