Home / 10,032,525.36-13,844,421.65-5,681,642.81

Finding the Fourth Proportional to 10,032,525.36, 13,844,421.65 and 5,681,642.81

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Solution

The fourth proportional to 10,032,525.36, 13,844,421.65 and 5,681,642.81 is: 7,840,404.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,032,525.36 : 13,844,421.65 = 5,681,642.81 : x
  2. Step 2: Convert to fraction form
    10,032,525.36/13,844,421.65 = 5,681,642.81/x
  3. Step 3: Cross multiply
    10,032,525.36x = 13,844,421.65 × 5,681,642.81
  4. Step 4: Simplify right side
    10,032,525.36x = 78,659,058,671,312.83
  5. Step 5: Solve for x
    x = 78,659,058,671,312.83/10,032,525.36
  6. Step 6: Final answer
    x = 7,840,404.67

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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.