Home / 12,686,925.18-17,507,974.07-6,885,707.01

Finding the Fourth Proportional to 12,686,925.18, 17,507,974.07 and 6,885,707.01

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Solution

The fourth proportional to 12,686,925.18, 17,507,974.07 and 6,885,707.01 is: 9,502,285.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,686,925.18 : 17,507,974.07 = 6,885,707.01 : x
  2. Step 2: Convert to fraction form
    12,686,925.18/17,507,974.07 = 6,885,707.01/x
  3. Step 3: Cross multiply
    12,686,925.18x = 17,507,974.07 × 6,885,707.01
  4. Step 4: Simplify right side
    12,686,925.18x = 120,554,779,750,268.70
  5. Step 5: Solve for x
    x = 120,554,779,750,268.70/12,686,925.18
  6. Step 6: Final answer
    x = 9,502,285.07

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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.