Home / 45,301,897.12-67,927,778.16-17,980,512.16

Finding the Fourth Proportional to 45,301,897.12, 67,927,778.16 and 17,980,512.16

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Solution

The fourth proportional to 45,301,897.12, 67,927,778.16 and 17,980,512.16 is: 26,960,818.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,301,897.12 : 67,927,778.16 = 17,980,512.16 : x
  2. Step 2: Convert to fraction form
    45,301,897.12/67,927,778.16 = 17,980,512.16/x
  3. Step 3: Cross multiply
    45,301,897.12x = 67,927,778.16 × 17,980,512.16
  4. Step 4: Simplify right side
    45,301,897.12x = 1,221,376,241,207,662.25
  5. Step 5: Solve for x
    x = 1,221,376,241,207,662.25/45,301,897.12
  6. Step 6: Final answer
    x = 26,960,818.84

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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.