Home / 31,750,075.71-47,609,707.37-18,623,079.63

Finding the Fourth Proportional to 31,750,075.71, 47,609,707.37 and 18,623,079.63

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Solution

The fourth proportional to 31,750,075.71, 47,609,707.37 and 18,623,079.63 is: 27,925,582.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,750,075.71 : 47,609,707.37 = 18,623,079.63 : x
  2. Step 2: Convert to fraction form
    31,750,075.71/47,609,707.37 = 18,623,079.63/x
  3. Step 3: Cross multiply
    31,750,075.71x = 47,609,707.37 × 18,623,079.63
  4. Step 4: Simplify right side
    31,750,075.71x = 886,639,371,419,392.50
  5. Step 5: Solve for x
    x = 886,639,371,419,392.50/31,750,075.71
  6. Step 6: Final answer
    x = 27,925,582.90

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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.