Home / 31,385,038.40-47,077,557.60-11,182,990.40

Finding the Fourth Proportional to 31,385,038.40, 47,077,557.60 and 11,182,990.40

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Solution

The fourth proportional to 31,385,038.40, 47,077,557.60 and 11,182,990.40 is: 16,774,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,385,038.40 : 47,077,557.60 = 11,182,990.40 : x
  2. Step 2: Convert to fraction form
    31,385,038.40/47,077,557.60 = 11,182,990.40/x
  3. Step 3: Cross multiply
    31,385,038.40x = 47,077,557.60 × 11,182,990.40
  4. Step 4: Simplify right side
    31,385,038.40x = 526,467,874,696,247.06
  5. Step 5: Solve for x
    x = 526,467,874,696,247.06/31,385,038.40
  6. Step 6: Final answer
    x = 16,774,485.60

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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.