Home / 31,508,527.74-47,264,269.05-15,315,176.22

Finding the Fourth Proportional to 31,508,527.74, 47,264,269.05 and 15,315,176.22

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Solution

The fourth proportional to 31,508,527.74, 47,264,269.05 and 15,315,176.22 is: 22,973,482.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,508,527.74 : 47,264,269.05 = 15,315,176.22 : x
  2. Step 2: Convert to fraction form
    31,508,527.74/47,264,269.05 = 15,315,176.22/x
  3. Step 3: Cross multiply
    31,508,527.74x = 47,264,269.05 × 15,315,176.22
  4. Step 4: Simplify right side
    31,508,527.74x = 723,860,609,410,242
  5. Step 5: Solve for x
    x = 723,860,609,410,242/31,508,527.74
  6. Step 6: Final answer
    x = 22,973,482.46

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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.