Home / 9,742,146.77-13,444,188.68-5,391,533.09

Finding the Fourth Proportional to 9,742,146.77, 13,444,188.68 and 5,391,533.09

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Solution

The fourth proportional to 9,742,146.77, 13,444,188.68 and 5,391,533.09 is: 7,440,330.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742,146.77 : 13,444,188.68 = 5,391,533.09 : x
  2. Step 2: Convert to fraction form
    9,742,146.77/13,444,188.68 = 5,391,533.09/x
  3. Step 3: Cross multiply
    9,742,146.77x = 13,444,188.68 × 5,391,533.09
  4. Step 4: Simplify right side
    9,742,146.77x = 72,484,788,082,681.31
  5. Step 5: Solve for x
    x = 72,484,788,082,681.31/9,742,146.77
  6. Step 6: Final answer
    x = 7,440,330.13

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Double scale
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1.5x scale

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.