Home / 30,213,404.80-45,333,501.36-15,833,053.60

Finding the Fourth Proportional to 30,213,404.80, 45,333,501.36 and 15,833,053.60

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Solution

The fourth proportional to 30,213,404.80, 45,333,501.36 and 15,833,053.60 is: 23,756,599.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213,404.80 : 45,333,501.36 = 15,833,053.60 : x
  2. Step 2: Convert to fraction form
    30,213,404.80/45,333,501.36 = 15,833,053.60/x
  3. Step 3: Cross multiply
    30,213,404.80x = 45,333,501.36 × 15,833,053.60
  4. Step 4: Simplify right side
    30,213,404.80x = 717,767,756,908,552.88
  5. Step 5: Solve for x
    x = 717,767,756,908,552.88/30,213,404.80
  6. Step 6: Final answer
    x = 23,756,599.48

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1.5x scale

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.