Home / 19,076,130.29-26,330,987.23-15,162,830.24

Finding the Fourth Proportional to 19,076,130.29, 26,330,987.23 and 15,162,830.24

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Solution

The fourth proportional to 19,076,130.29, 26,330,987.23 and 15,162,830.24 is: 20,929,417.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,076,130.29 : 26,330,987.23 = 15,162,830.24 : x
  2. Step 2: Convert to fraction form
    19,076,130.29/26,330,987.23 = 15,162,830.24/x
  3. Step 3: Cross multiply
    19,076,130.29x = 26,330,987.23 × 15,162,830.24
  4. Step 4: Simplify right side
    19,076,130.29x = 399,252,289,349,277
  5. Step 5: Solve for x
    x = 399,252,289,349,277/19,076,130.29
  6. Step 6: Final answer
    x = 20,929,417.20

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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.