Home / 25,636,332.78-35,378,136.59-13,875,599.12

Finding the Fourth Proportional to 25,636,332.78, 35,378,136.59 and 13,875,599.12

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Solution

The fourth proportional to 25,636,332.78, 35,378,136.59 and 13,875,599.12 is: 19,148,325.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,636,332.78 : 35,378,136.59 = 13,875,599.12 : x
  2. Step 2: Convert to fraction form
    25,636,332.78/35,378,136.59 = 13,875,599.12/x
  3. Step 3: Cross multiply
    25,636,332.78x = 35,378,136.59 × 13,875,599.12
  4. Step 4: Simplify right side
    25,636,332.78x = 490,892,840,689,175.12
  5. Step 5: Solve for x
    x = 490,892,840,689,175.12/25,636,332.78
  6. Step 6: Final answer
    x = 19,148,325.34

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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.