Home / 46,947,083.22-70,421,115.69-12,868,432.74

Finding the Fourth Proportional to 46,947,083.22, 70,421,115.69 and 12,868,432.74

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Solution

The fourth proportional to 46,947,083.22, 70,421,115.69 and 12,868,432.74 is: 19,302,783.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,947,083.22 : 70,421,115.69 = 12,868,432.74 : x
  2. Step 2: Convert to fraction form
    46,947,083.22/70,421,115.69 = 12,868,432.74/x
  3. Step 3: Cross multiply
    46,947,083.22x = 70,421,115.69 × 12,868,432.74
  4. Step 4: Simplify right side
    46,947,083.22x = 906,209,390,732,523.62
  5. Step 5: Solve for x
    x = 906,209,390,732,523.62/46,947,083.22
  6. Step 6: Final answer
    x = 19,302,783.66

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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.