Home / 9,732,069.48-13,429,678.80-5,380,814.28

Finding the Fourth Proportional to 9,732,069.48, 13,429,678.80 and 5,380,814.28

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Solution

The fourth proportional to 9,732,069.48, 13,429,678.80 and 5,380,814.28 is: 7,425,204.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,732,069.48 : 13,429,678.80 = 5,380,814.28 : x
  2. Step 2: Convert to fraction form
    9,732,069.48/13,429,678.80 = 5,380,814.28/x
  3. Step 3: Cross multiply
    9,732,069.48x = 13,429,678.80 × 5,380,814.28
  4. Step 4: Simplify right side
    9,732,069.48x = 72,262,607,462,853.27
  5. Step 5: Solve for x
    x = 72,262,607,462,853.27/9,732,069.48
  6. Step 6: Final answer
    x = 7,425,204.64

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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.