Home / 52,002,001.80-78,003,002.70-36,885,457.80

Finding the Fourth Proportional to 52,002,001.80, 78,003,002.70 and 36,885,457.80

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Solution

The fourth proportional to 52,002,001.80, 78,003,002.70 and 36,885,457.80 is: 55,328,186.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002,001.80 : 78,003,002.70 = 36,885,457.80 : x
  2. Step 2: Convert to fraction form
    52,002,001.80/78,003,002.70 = 36,885,457.80/x
  3. Step 3: Cross multiply
    52,002,001.80x = 78,003,002.70 × 36,885,457.80
  4. Step 4: Simplify right side
    52,002,001.80x = 2,877,176,464,364,136
  5. Step 5: Solve for x
    x = 2,877,176,464,364,136/52,002,001.80
  6. Step 6: Final answer
    x = 55,328,186.70

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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.