Home / 31,594,477.20-47,391,715.80-26,209,208.40

Finding the Fourth Proportional to 31,594,477.20, 47,391,715.80 and 26,209,208.40

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Solution

The fourth proportional to 31,594,477.20, 47,391,715.80 and 26,209,208.40 is: 39,313,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,594,477.20 : 47,391,715.80 = 26,209,208.40 : x
  2. Step 2: Convert to fraction form
    31,594,477.20/47,391,715.80 = 26,209,208.40/x
  3. Step 3: Cross multiply
    31,594,477.20x = 47,391,715.80 × 26,209,208.40
  4. Step 4: Simplify right side
    31,594,477.20x = 1,242,099,355,835,772.50
  5. Step 5: Solve for x
    x = 1,242,099,355,835,772.50/31,594,477.20
  6. Step 6: Final answer
    x = 39,313,812.60

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Similar ratio
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1.5x scale

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.