Home / 13,056,430.80-19,572,204.60-10,176,200.40

Finding the Fourth Proportional to 13,056,430.80, 19,572,204.60 and 10,176,200.40

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Solution

The fourth proportional to 13,056,430.80, 19,572,204.60 and 10,176,200.40 is: 15,254,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056,430.80 : 19,572,204.60 = 10,176,200.40 : x
  2. Step 2: Convert to fraction form
    13,056,430.80/19,572,204.60 = 10,176,200.40/x
  3. Step 3: Cross multiply
    13,056,430.80x = 19,572,204.60 × 10,176,200.40
  4. Step 4: Simplify right side
    13,056,430.80x = 199,170,676,279,401.88
  5. Step 5: Solve for x
    x = 199,170,676,279,401.88/13,056,430.80
  6. Step 6: Final answer
    x = 15,254,603.60

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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.