Home / 13,108,276.80-19,671,272.55-7,350,999.30

Finding the Fourth Proportional to 13,108,276.80, 19,671,272.55 and 7,350,999.30

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Solution

The fourth proportional to 13,108,276.80, 19,671,272.55 and 7,350,999.30 is: 11,031,466.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,108,276.80 : 19,671,272.55 = 7,350,999.30 : x
  2. Step 2: Convert to fraction form
    13,108,276.80/19,671,272.55 = 7,350,999.30/x
  3. Step 3: Cross multiply
    13,108,276.80x = 19,671,272.55 × 7,350,999.30
  4. Step 4: Simplify right side
    13,108,276.80x = 144,603,510,745,159.22
  5. Step 5: Solve for x
    x = 144,603,510,745,159.22/13,108,276.80
  6. Step 6: Final answer
    x = 11,031,466.07

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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.