Home / 12,357,027.40-18,535,541.10-6,688,323.40

Finding the Fourth Proportional to 12,357,027.40, 18,535,541.10 and 6,688,323.40

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Solution

The fourth proportional to 12,357,027.40, 18,535,541.10 and 6,688,323.40 is: 10,032,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,357,027.40 : 18,535,541.10 = 6,688,323.40 : x
  2. Step 2: Convert to fraction form
    12,357,027.40/18,535,541.10 = 6,688,323.40/x
  3. Step 3: Cross multiply
    12,357,027.40x = 18,535,541.10 × 6,688,323.40
  4. Step 4: Simplify right side
    12,357,027.40x = 123,971,693,270,791.75
  5. Step 5: Solve for x
    x = 123,971,693,270,791.75/12,357,027.40
  6. Step 6: Final answer
    x = 10,032,485.10

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Similar ratio
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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.