Home / 13,366,569.92-18,445,372.32-7,254,868.16

Finding the Fourth Proportional to 13,366,569.92, 18,445,372.32 and 7,254,868.16

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Solution

The fourth proportional to 13,366,569.92, 18,445,372.32 and 7,254,868.16 is: 10,011,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,569.92 : 18,445,372.32 = 7,254,868.16 : x
  2. Step 2: Convert to fraction form
    13,366,569.92/18,445,372.32 = 7,254,868.16/x
  3. Step 3: Cross multiply
    13,366,569.92x = 18,445,372.32 × 7,254,868.16
  4. Step 4: Simplify right side
    13,366,569.92x = 133,818,744,343,713.34
  5. Step 5: Solve for x
    x = 133,818,744,343,713.34/13,366,569.92
  6. Step 6: Final answer
    x = 10,011,449.84

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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.