Home / 13,820,036.92-20,710,569.24-6,525,713.92

Finding the Fourth Proportional to 13,820,036.92, 20,710,569.24 and 6,525,713.92

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Solution

The fourth proportional to 13,820,036.92, 20,710,569.24 and 6,525,713.92 is: 9,779,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,820,036.92 : 20,710,569.24 = 6,525,713.92 : x
  2. Step 2: Convert to fraction form
    13,820,036.92/20,710,569.24 = 6,525,713.92/x
  3. Step 3: Cross multiply
    13,820,036.92x = 20,710,569.24 × 6,525,713.92
  4. Step 4: Simplify right side
    13,820,036.92x = 135,151,249,980,591.81
  5. Step 5: Solve for x
    x = 135,151,249,980,591.81/13,820,036.92
  6. Step 6: Final answer
    x = 9,779,369.68

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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.