Home / 13,366,244.06-18,445,430.45-7,254,673.82

Finding the Fourth Proportional to 13,366,244.06, 18,445,430.45 and 7,254,673.82

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Solution

The fourth proportional to 13,366,244.06, 18,445,430.45 and 7,254,673.82 is: 10,011,457.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,244.06 : 18,445,430.45 = 7,254,673.82 : x
  2. Step 2: Convert to fraction form
    13,366,244.06/18,445,430.45 = 7,254,673.82/x
  3. Step 3: Cross multiply
    13,366,244.06x = 18,445,430.45 × 7,254,673.82
  4. Step 4: Simplify right side
    13,366,244.06x = 133,815,581,324,333.12
  5. Step 5: Solve for x
    x = 133,815,581,324,333.12/13,366,244.06
  6. Step 6: Final answer
    x = 10,011,457.28

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1.5x scale

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.