Home / 10,407,803.20-14,362,938.48-5,698,120.16

Finding the Fourth Proportional to 10,407,803.20, 14,362,938.48 and 5,698,120.16

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Solution

The fourth proportional to 10,407,803.20, 14,362,938.48 and 5,698,120.16 is: 7,863,498.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,407,803.20 : 14,362,938.48 = 5,698,120.16 : x
  2. Step 2: Convert to fraction form
    10,407,803.20/14,362,938.48 = 5,698,120.16/x
  3. Step 3: Cross multiply
    10,407,803.20x = 14,362,938.48 × 5,698,120.16
  4. Step 4: Simplify right side
    10,407,803.20x = 81,841,749,309,727.77
  5. Step 5: Solve for x
    x = 81,841,749,309,727.77/10,407,803.20
  6. Step 6: Final answer
    x = 7,863,498.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.