Home / 9,721,213.20-14,578,320.60-4,927,309.20

Finding the Fourth Proportional to 9,721,213.20, 14,578,320.60 and 4,927,309.20

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Solution

The fourth proportional to 9,721,213.20, 14,578,320.60 and 4,927,309.20 is: 7,389,190.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721,213.20 : 14,578,320.60 = 4,927,309.20 : x
  2. Step 2: Convert to fraction form
    9,721,213.20/14,578,320.60 = 4,927,309.20/x
  3. Step 3: Cross multiply
    9,721,213.20x = 14,578,320.60 × 4,927,309.20
  4. Step 4: Simplify right side
    9,721,213.20x = 71,831,893,212,929.52
  5. Step 5: Solve for x
    x = 71,831,893,212,929.52/9,721,213.20
  6. Step 6: Final answer
    x = 7,389,190.19

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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.