Home / 14,244,353.28-19,657,180.80-7,718,159.52

Finding the Fourth Proportional to 14,244,353.28, 19,657,180.80 and 7,718,159.52

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Solution

The fourth proportional to 14,244,353.28, 19,657,180.80 and 7,718,159.52 is: 10,651,045.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244,353.28 : 19,657,180.80 = 7,718,159.52 : x
  2. Step 2: Convert to fraction form
    14,244,353.28/19,657,180.80 = 7,718,159.52/x
  3. Step 3: Cross multiply
    14,244,353.28x = 19,657,180.80 × 7,718,159.52
  4. Step 4: Simplify right side
    14,244,353.28x = 151,717,257,127,881.22
  5. Step 5: Solve for x
    x = 151,717,257,127,881.22/14,244,353.28
  6. Step 6: Final answer
    x = 10,651,045.66

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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.