Home / 28,730,897.40-43,096,346.10-17,960,359.80

Finding the Fourth Proportional to 28,730,897.40, 43,096,346.10 and 17,960,359.80

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Solution

The fourth proportional to 28,730,897.40, 43,096,346.10 and 17,960,359.80 is: 26,940,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,730,897.40 : 43,096,346.10 = 17,960,359.80 : x
  2. Step 2: Convert to fraction form
    28,730,897.40/43,096,346.10 = 17,960,359.80/x
  3. Step 3: Cross multiply
    28,730,897.40x = 43,096,346.10 × 17,960,359.80
  4. Step 4: Simplify right side
    28,730,897.40x = 774,025,882,021,326.88
  5. Step 5: Solve for x
    x = 774,025,882,021,326.88/28,730,897.40
  6. Step 6: Final answer
    x = 26,940,539.70

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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.