Home / 55,402,641.16-83,108,136.30-16,538,021.80

Finding the Fourth Proportional to 55,402,641.16, 83,108,136.30 and 16,538,021.80

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Solution

The fourth proportional to 55,402,641.16, 83,108,136.30 and 16,538,021.80 is: 24,808,278.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,402,641.16 : 83,108,136.30 = 16,538,021.80 : x
  2. Step 2: Convert to fraction form
    55,402,641.16/83,108,136.30 = 16,538,021.80/x
  3. Step 3: Cross multiply
    55,402,641.16x = 83,108,136.30 × 16,538,021.80
  4. Step 4: Simplify right side
    55,402,641.16x = 1,374,444,169,886,771.25
  5. Step 5: Solve for x
    x = 1,374,444,169,886,771.25/55,402,641.16
  6. Step 6: Final answer
    x = 24,808,278.83

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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.