Home / 28,444,900.49-39,254,030.91-15,392,299.47

Finding the Fourth Proportional to 28,444,900.49, 39,254,030.91 and 15,392,299.47

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Solution

The fourth proportional to 28,444,900.49, 39,254,030.91 and 15,392,299.47 is: 21,241,410.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444,900.49 : 39,254,030.91 = 15,392,299.47 : x
  2. Step 2: Convert to fraction form
    28,444,900.49/39,254,030.91 = 15,392,299.47/x
  3. Step 3: Cross multiply
    28,444,900.49x = 39,254,030.91 × 15,392,299.47
  4. Step 4: Simplify right side
    28,444,900.49x = 604,209,798,975,086.38
  5. Step 5: Solve for x
    x = 604,209,798,975,086.38/28,444,900.49
  6. Step 6: Final answer
    x = 21,241,410.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.