Home / 9,510,390.04-13,129,430-7,330,155.16

Finding the Fourth Proportional to 9,510,390.04, 13,129,430 and 7,330,155.16

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Solution

The fourth proportional to 9,510,390.04, 13,129,430 and 7,330,155.16 is: 10,119,538.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,510,390.04 : 13,129,430 = 7,330,155.16 : x
  2. Step 2: Convert to fraction form
    9,510,390.04/13,129,430 = 7,330,155.16/x
  3. Step 3: Cross multiply
    9,510,390.04x = 13,129,430 × 7,330,155.16
  4. Step 4: Simplify right side
    9,510,390.04x = 96,240,759,062,358.80
  5. Step 5: Solve for x
    x = 96,240,759,062,358.80/9,510,390.04
  6. Step 6: Final answer
    x = 10,119,538.59

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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.