Home / 9,742,160.77-13,444,208.03-5,391,547.09

Finding the Fourth Proportional to 9,742,160.77, 13,444,208.03 and 5,391,547.09

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Solution

The fourth proportional to 9,742,160.77, 13,444,208.03 and 5,391,547.09 is: 7,440,349.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742,160.77 : 13,444,208.03 = 5,391,547.09 : x
  2. Step 2: Convert to fraction form
    9,742,160.77/13,444,208.03 = 5,391,547.09/x
  3. Step 3: Cross multiply
    9,742,160.77x = 13,444,208.03 × 5,391,547.09
  4. Step 4: Simplify right side
    9,742,160.77x = 72,485,080,681,501.12
  5. Step 5: Solve for x
    x = 72,485,080,681,501.12/9,742,160.77
  6. Step 6: Final answer
    x = 7,440,349.47

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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.