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Finding the Fourth Proportional to 9,658,653.32, 13,326,034.74 and 5,789,762.84

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Solution

The fourth proportional to 9,658,653.32, 13,326,034.74 and 5,789,762.84 is: 7,988,130.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,658,653.32 : 13,326,034.74 = 5,789,762.84 : x
  2. Step 2: Convert to fraction form
    9,658,653.32/13,326,034.74 = 5,789,762.84/x
  3. Step 3: Cross multiply
    9,658,653.32x = 13,326,034.74 × 5,789,762.84
  4. Step 4: Simplify right side
    9,658,653.32x = 77,154,580,742,201.06
  5. Step 5: Solve for x
    x = 77,154,580,742,201.06/9,658,653.32
  6. Step 6: Final answer
    x = 7,988,130.25

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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.