Home / 64,728,725.02-89,346,927.77-51,522,127

Finding the Fourth Proportional to 64,728,725.02, 89,346,927.77 and 51,522,127

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Solution

The fourth proportional to 64,728,725.02, 89,346,927.77 and 51,522,127 is: 71,117,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,728,725.02 : 89,346,927.77 = 51,522,127 : x
  2. Step 2: Convert to fraction form
    64,728,725.02/89,346,927.77 = 51,522,127/x
  3. Step 3: Cross multiply
    64,728,725.02x = 89,346,927.77 × 51,522,127
  4. Step 4: Simplify right side
    64,728,725.02x = 4,603,343,759,625,767
  5. Step 5: Solve for x
    x = 4,603,343,759,625,767/64,728,725.02
  6. Step 6: Final answer
    x = 71,117,479.27

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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.