Home / 23,044,140-31,800,913.20-13,386,970.08

Finding the Fourth Proportional to 23,044,140, 31,800,913.20 and 13,386,970.08

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Solution

The fourth proportional to 23,044,140, 31,800,913.20 and 13,386,970.08 is: 18,474,018.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,044,140 : 31,800,913.20 = 13,386,970.08 : x
  2. Step 2: Convert to fraction form
    23,044,140/31,800,913.20 = 13,386,970.08/x
  3. Step 3: Cross multiply
    23,044,140x = 31,800,913.20 × 13,386,970.08
  4. Step 4: Simplify right side
    23,044,140x = 425,717,873,525,077.06
  5. Step 5: Solve for x
    x = 425,717,873,525,077.06/23,044,140
  6. Step 6: Final answer
    x = 18,474,018.71

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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.