Home / 18,301,815.61-25,256,970.35-10,041,875.69

Finding the Fourth Proportional to 18,301,815.61, 25,256,970.35 and 10,041,875.69

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Solution

The fourth proportional to 18,301,815.61, 25,256,970.35 and 10,041,875.69 is: 13,858,043.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301,815.61 : 25,256,970.35 = 10,041,875.69 : x
  2. Step 2: Convert to fraction form
    18,301,815.61/25,256,970.35 = 10,041,875.69/x
  3. Step 3: Cross multiply
    18,301,815.61x = 25,256,970.35 × 10,041,875.69
  4. Step 4: Simplify right side
    18,301,815.61x = 253,627,356,573,077.81
  5. Step 5: Solve for x
    x = 253,627,356,573,077.81/18,301,815.61
  6. Step 6: Final answer
    x = 13,858,043.48

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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.