Home / 55,118,746.28-76,063,266.25-30,338,403.32

Finding the Fourth Proportional to 55,118,746.28, 76,063,266.25 and 30,338,403.32

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Solution

The fourth proportional to 55,118,746.28, 76,063,266.25 and 30,338,403.32 is: 41,866,664.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,118,746.28 : 76,063,266.25 = 30,338,403.32 : x
  2. Step 2: Convert to fraction form
    55,118,746.28/76,063,266.25 = 30,338,403.32/x
  3. Step 3: Cross multiply
    55,118,746.28x = 76,063,266.25 × 30,338,403.32
  4. Step 4: Simplify right side
    55,118,746.28x = 2,307,638,048,872,882
  5. Step 5: Solve for x
    x = 2,307,638,048,872,882/55,118,746.28
  6. Step 6: Final answer
    x = 41,866,664.34

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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.