Home / 28,651,575-42,950,345.76-14,261,038.50

Finding the Fourth Proportional to 28,651,575, 42,950,345.76 and 14,261,038.50

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Solution

The fourth proportional to 28,651,575, 42,950,345.76 and 14,261,038.50 is: 21,378,110.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,651,575 : 42,950,345.76 = 14,261,038.50 : x
  2. Step 2: Convert to fraction form
    28,651,575/42,950,345.76 = 14,261,038.50/x
  3. Step 3: Cross multiply
    28,651,575x = 42,950,345.76 × 14,261,038.50
  4. Step 4: Simplify right side
    28,651,575x = 612,516,534,471,671.75
  5. Step 5: Solve for x
    x = 612,516,534,471,671.75/28,651,575
  6. Step 6: Final answer
    x = 21,378,110.43

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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.