Home / 14,235,644.71-19,645,087.02-7,709,122.77

Finding the Fourth Proportional to 14,235,644.71, 19,645,087.02 and 7,709,122.77

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Solution

The fourth proportional to 14,235,644.71, 19,645,087.02 and 7,709,122.77 is: 10,638,533.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235,644.71 : 19,645,087.02 = 7,709,122.77 : x
  2. Step 2: Convert to fraction form
    14,235,644.71/19,645,087.02 = 7,709,122.77/x
  3. Step 3: Cross multiply
    14,235,644.71x = 19,645,087.02 × 7,709,122.77
  4. Step 4: Simplify right side
    14,235,644.71x = 151,446,387,561,935.16
  5. Step 5: Solve for x
    x = 151,446,387,561,935.16/14,235,644.71
  6. Step 6: Final answer
    x = 10,638,533.81

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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.