Home / 10,066,624.96-13,892,289.06-5,715,567.40

Finding the Fourth Proportional to 10,066,624.96, 13,892,289.06 and 5,715,567.40

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Solution

The fourth proportional to 10,066,624.96, 13,892,289.06 and 5,715,567.40 is: 7,887,679.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066,624.96 : 13,892,289.06 = 5,715,567.40 : x
  2. Step 2: Convert to fraction form
    10,066,624.96/13,892,289.06 = 5,715,567.40/x
  3. Step 3: Cross multiply
    10,066,624.96x = 13,892,289.06 × 5,715,567.40
  4. Step 4: Simplify right side
    10,066,624.96x = 79,402,314,462,712.66
  5. Step 5: Solve for x
    x = 79,402,314,462,712.66/10,066,624.96
  6. Step 6: Final answer
    x = 7,887,679.81

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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.