Home / 9,221,866.15-13,841,656.58-4,678,045.60

Finding the Fourth Proportional to 9,221,866.15, 13,841,656.58 and 4,678,045.60

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Solution

The fourth proportional to 9,221,866.15, 13,841,656.58 and 4,678,045.60 is: 7,021,561.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221,866.15 : 13,841,656.58 = 4,678,045.60 : x
  2. Step 2: Convert to fraction form
    9,221,866.15/13,841,656.58 = 4,678,045.60/x
  3. Step 3: Cross multiply
    9,221,866.15x = 13,841,656.58 × 4,678,045.60
  4. Step 4: Simplify right side
    9,221,866.15x = 64,751,900,637,389.81
  5. Step 5: Solve for x
    x = 64,751,900,637,389.81/9,221,866.15
  6. Step 6: Final answer
    x = 7,021,561.53

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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.