Home / 31,209,237.60-46,812,981.60-14,169,883.20

Finding the Fourth Proportional to 31,209,237.60, 46,812,981.60 and 14,169,883.20

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Solution

The fourth proportional to 31,209,237.60, 46,812,981.60 and 14,169,883.20 is: 21,254,427.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,209,237.60 : 46,812,981.60 = 14,169,883.20 : x
  2. Step 2: Convert to fraction form
    31,209,237.60/46,812,981.60 = 14,169,883.20/x
  3. Step 3: Cross multiply
    31,209,237.60x = 46,812,981.60 × 14,169,883.20
  4. Step 4: Simplify right side
    31,209,237.60x = 663,334,481,515,749.12
  5. Step 5: Solve for x
    x = 663,334,481,515,749.12/31,209,237.60
  6. Step 6: Final answer
    x = 21,254,427.62

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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.