Home / 55,646,818.85-83,470,228.28-38,328,111.65

Finding the Fourth Proportional to 55,646,818.85, 83,470,228.28 and 38,328,111.65

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Solution

The fourth proportional to 55,646,818.85, 83,470,228.28 and 38,328,111.65 is: 57,492,167.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,646,818.85 : 83,470,228.28 = 38,328,111.65 : x
  2. Step 2: Convert to fraction form
    55,646,818.85/83,470,228.28 = 38,328,111.65/x
  3. Step 3: Cross multiply
    55,646,818.85x = 83,470,228.28 × 38,328,111.65
  4. Step 4: Simplify right side
    55,646,818.85x = 3,199,256,228,775,187
  5. Step 5: Solve for x
    x = 3,199,256,228,775,187/55,646,818.85
  6. Step 6: Final answer
    x = 57,492,167.48

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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.