Home / 73,588,905.72-101,548,113.45-40,547,305.80

Finding the Fourth Proportional to 73,588,905.72, 101,548,113.45 and 40,547,305.80

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Solution

The fourth proportional to 73,588,905.72, 101,548,113.45 and 40,547,305.80 is: 55,952,760.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,588,905.72 : 101,548,113.45 = 40,547,305.80 : x
  2. Step 2: Convert to fraction form
    73,588,905.72/101,548,113.45 = 40,547,305.80/x
  3. Step 3: Cross multiply
    73,588,905.72x = 101,548,113.45 × 40,547,305.80
  4. Step 4: Simplify right side
    73,588,905.72x = 4,117,502,409,470,243
  5. Step 5: Solve for x
    x = 4,117,502,409,470,243/73,588,905.72
  6. Step 6: Final answer
    x = 55,952,760.39

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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.