Home / 28,724,459.80-43,086,689.70-14,349,746.20

Finding the Fourth Proportional to 28,724,459.80, 43,086,689.70 and 14,349,746.20

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Solution

The fourth proportional to 28,724,459.80, 43,086,689.70 and 14,349,746.20 is: 21,524,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,724,459.80 : 43,086,689.70 = 14,349,746.20 : x
  2. Step 2: Convert to fraction form
    28,724,459.80/43,086,689.70 = 14,349,746.20/x
  3. Step 3: Cross multiply
    28,724,459.80x = 43,086,689.70 × 14,349,746.20
  4. Step 4: Simplify right side
    28,724,459.80x = 618,283,061,793,154.12
  5. Step 5: Solve for x
    x = 618,283,061,793,154.12/28,724,459.80
  6. Step 6: Final answer
    x = 21,524,619.30

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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.