Home / 18,866,970.29-26,036,507.16-10,718,655.41

Finding the Fourth Proportional to 18,866,970.29, 26,036,507.16 and 10,718,655.41

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Solution

The fourth proportional to 18,866,970.29, 26,036,507.16 and 10,718,655.41 is: 14,791,794.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,866,970.29 : 26,036,507.16 = 10,718,655.41 : x
  2. Step 2: Convert to fraction form
    18,866,970.29/26,036,507.16 = 10,718,655.41/x
  3. Step 3: Cross multiply
    18,866,970.29x = 26,036,507.16 × 10,718,655.41
  4. Step 4: Simplify right side
    18,866,970.29x = 279,076,348,197,855.19
  5. Step 5: Solve for x
    x = 279,076,348,197,855.19/18,866,970.29
  6. Step 6: Final answer
    x = 14,791,794.55

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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.