Home / 25,636,339.53-35,378,145.90-13,875,605.87

Finding the Fourth Proportional to 25,636,339.53, 35,378,145.90 and 13,875,605.87

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Solution

The fourth proportional to 25,636,339.53, 35,378,145.90 and 13,875,605.87 is: 19,148,334.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,636,339.53 : 35,378,145.90 = 13,875,605.87 : x
  2. Step 2: Convert to fraction form
    25,636,339.53/35,378,145.90 = 13,875,605.87/x
  3. Step 3: Cross multiply
    25,636,339.53x = 35,378,145.90 × 13,875,605.87
  4. Step 4: Simplify right side
    25,636,339.53x = 490,893,208,742,865.69
  5. Step 5: Solve for x
    x = 490,893,208,742,865.69/25,636,339.53
  6. Step 6: Final answer
    x = 19,148,334.66

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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.