Home / 47,018,530.30-70,527,795.45-12,474,865.30

Finding the Fourth Proportional to 47,018,530.30, 70,527,795.45 and 12,474,865.30

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Solution

The fourth proportional to 47,018,530.30, 70,527,795.45 and 12,474,865.30 is: 18,712,297.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,018,530.30 : 70,527,795.45 = 12,474,865.30 : x
  2. Step 2: Convert to fraction form
    47,018,530.30/70,527,795.45 = 12,474,865.30/x
  3. Step 3: Cross multiply
    47,018,530.30x = 70,527,795.45 × 12,474,865.30
  4. Step 4: Simplify right side
    47,018,530.30x = 879,824,748,144,703
  5. Step 5: Solve for x
    x = 879,824,748,144,703/47,018,530.30
  6. Step 6: Final answer
    x = 18,712,297.95

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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.