Home / 64,943,923.80-97,415,885.70-19,499,813.40

Finding the Fourth Proportional to 64,943,923.80, 97,415,885.70 and 19,499,813.40

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Solution

The fourth proportional to 64,943,923.80, 97,415,885.70 and 19,499,813.40 is: 29,249,720.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,943,923.80 : 97,415,885.70 = 19,499,813.40 : x
  2. Step 2: Convert to fraction form
    64,943,923.80/97,415,885.70 = 19,499,813.40/x
  3. Step 3: Cross multiply
    64,943,923.80x = 97,415,885.70 × 19,499,813.40
  4. Step 4: Simplify right side
    64,943,923.80x = 1,899,591,593,345,728.25
  5. Step 5: Solve for x
    x = 1,899,591,593,345,728.25/64,943,923.80
  6. Step 6: Final answer
    x = 29,249,720.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.