Home / 56,533,818.48-78,025,924.98-47,099,648.64

Finding the Fourth Proportional to 56,533,818.48, 78,025,924.98 and 47,099,648.64

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Solution

The fourth proportional to 56,533,818.48, 78,025,924.98 and 47,099,648.64 is: 65,005,226.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,533,818.48 : 78,025,924.98 = 47,099,648.64 : x
  2. Step 2: Convert to fraction form
    56,533,818.48/78,025,924.98 = 47,099,648.64/x
  3. Step 3: Cross multiply
    56,533,818.48x = 78,025,924.98 × 47,099,648.64
  4. Step 4: Simplify right side
    56,533,818.48x = 3,674,993,651,368,999.50
  5. Step 5: Solve for x
    x = 3,674,993,651,368,999.50/56,533,818.48
  6. Step 6: Final answer
    x = 65,005,226.08

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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.