Home / 25,547,712.70-38,321,569.05-16,477,786.30

Finding the Fourth Proportional to 25,547,712.70, 38,321,569.05 and 16,477,786.30

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Solution

The fourth proportional to 25,547,712.70, 38,321,569.05 and 16,477,786.30 is: 24,716,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,547,712.70 : 38,321,569.05 = 16,477,786.30 : x
  2. Step 2: Convert to fraction form
    25,547,712.70/38,321,569.05 = 16,477,786.30/x
  3. Step 3: Cross multiply
    25,547,712.70x = 38,321,569.05 × 16,477,786.30
  4. Step 4: Simplify right side
    25,547,712.70x = 631,454,625,486,594
  5. Step 5: Solve for x
    x = 631,454,625,486,594/25,547,712.70
  6. Step 6: Final answer
    x = 24,716,679.45

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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.