Home / 56,906,078.52-85,316,188.50-18,544,685.88

Finding the Fourth Proportional to 56,906,078.52, 85,316,188.50 and 18,544,685.88

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Solution

The fourth proportional to 56,906,078.52, 85,316,188.50 and 18,544,685.88 is: 27,803,038.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,906,078.52 : 85,316,188.50 = 18,544,685.88 : x
  2. Step 2: Convert to fraction form
    56,906,078.52/85,316,188.50 = 18,544,685.88/x
  3. Step 3: Cross multiply
    56,906,078.52x = 85,316,188.50 × 18,544,685.88
  4. Step 4: Simplify right side
    56,906,078.52x = 1,582,161,916,211,368.25
  5. Step 5: Solve for x
    x = 1,582,161,916,211,368.25/56,906,078.52
  6. Step 6: Final answer
    x = 27,803,038.93

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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.