Home / 25,298,039.39-34,911,299.82-13,695,698.21

Finding the Fourth Proportional to 25,298,039.39, 34,911,299.82 and 13,695,698.21

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Solution

The fourth proportional to 25,298,039.39, 34,911,299.82 and 13,695,698.21 is: 18,900,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,298,039.39 : 34,911,299.82 = 13,695,698.21 : x
  2. Step 2: Convert to fraction form
    25,298,039.39/34,911,299.82 = 13,695,698.21/x
  3. Step 3: Cross multiply
    25,298,039.39x = 34,911,299.82 × 13,695,698.21
  4. Step 4: Simplify right side
    25,298,039.39x = 478,134,626,453,547.38
  5. Step 5: Solve for x
    x = 478,134,626,453,547.38/25,298,039.39
  6. Step 6: Final answer
    x = 18,900,066.49

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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.