Home / 31,930,055.08-47,913,981.18-11,749,468.84

Finding the Fourth Proportional to 31,930,055.08, 47,913,981.18 and 11,749,468.84

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Solution

The fourth proportional to 31,930,055.08, 47,913,981.18 and 11,749,468.84 is: 17,631,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,930,055.08 : 47,913,981.18 = 11,749,468.84 : x
  2. Step 2: Convert to fraction form
    31,930,055.08/47,913,981.18 = 11,749,468.84/x
  3. Step 3: Cross multiply
    31,930,055.08x = 47,913,981.18 × 11,749,468.84
  4. Step 4: Simplify right side
    31,930,055.08x = 562,963,828,874,756.38
  5. Step 5: Solve for x
    x = 562,963,828,874,756.38/31,930,055.08
  6. Step 6: Final answer
    x = 17,631,157.46

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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.