Home / 13,031,407.80-19,527,866.10-9,444,727.80

Finding the Fourth Proportional to 13,031,407.80, 19,527,866.10 and 9,444,727.80

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Solution

The fourth proportional to 13,031,407.80, 19,527,866.10 and 9,444,727.80 is: 14,153,143.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,031,407.80 : 19,527,866.10 = 9,444,727.80 : x
  2. Step 2: Convert to fraction form
    13,031,407.80/19,527,866.10 = 9,444,727.80/x
  3. Step 3: Cross multiply
    13,031,407.80x = 19,527,866.10 × 9,444,727.80
  4. Step 4: Simplify right side
    13,031,407.80x = 184,435,379,829,347.59
  5. Step 5: Solve for x
    x = 184,435,379,829,347.59/13,031,407.80
  6. Step 6: Final answer
    x = 14,153,143.13

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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.