Home / 47,264,658.40-70,896,987.60-40,462,213.60

Finding the Fourth Proportional to 47,264,658.40, 70,896,987.60 and 40,462,213.60

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Solution

The fourth proportional to 47,264,658.40, 70,896,987.60 and 40,462,213.60 is: 60,693,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,264,658.40 : 70,896,987.60 = 40,462,213.60 : x
  2. Step 2: Convert to fraction form
    47,264,658.40/70,896,987.60 = 40,462,213.60/x
  3. Step 3: Cross multiply
    47,264,658.40x = 70,896,987.60 × 40,462,213.60
  4. Step 4: Simplify right side
    47,264,658.40x = 2,868,649,055,867,751
  5. Step 5: Solve for x
    x = 2,868,649,055,867,751/47,264,658.40
  6. Step 6: Final answer
    x = 60,693,320.40

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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.