Home / 29,014,302.69-40,038,156.45-15,959,454.12

Finding the Fourth Proportional to 29,014,302.69, 40,038,156.45 and 15,959,454.12

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Solution

The fourth proportional to 29,014,302.69, 40,038,156.45 and 15,959,454.12 is: 22,023,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,014,302.69 : 40,038,156.45 = 15,959,454.12 : x
  2. Step 2: Convert to fraction form
    29,014,302.69/40,038,156.45 = 15,959,454.12/x
  3. Step 3: Cross multiply
    29,014,302.69x = 40,038,156.45 × 15,959,454.12
  4. Step 4: Simplify right side
    29,014,302.69x = 638,987,120,913,157.12
  5. Step 5: Solve for x
    x = 638,987,120,913,157.12/29,014,302.69
  6. Step 6: Final answer
    x = 22,023,176.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.