Home / 30,168,061.64-41,631,767.62-16,417,124.20

Finding the Fourth Proportional to 30,168,061.64, 41,631,767.62 and 16,417,124.20

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Solution

The fourth proportional to 30,168,061.64, 41,631,767.62 and 16,417,124.20 is: 22,655,545.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,168,061.64 : 41,631,767.62 = 16,417,124.20 : x
  2. Step 2: Convert to fraction form
    30,168,061.64/41,631,767.62 = 16,417,124.20/x
  3. Step 3: Cross multiply
    30,168,061.64x = 41,631,767.62 × 16,417,124.20
  4. Step 4: Simplify right side
    30,168,061.64x = 683,473,899,683,078.38
  5. Step 5: Solve for x
    x = 683,473,899,683,078.38/30,168,061.64
  6. Step 6: Final answer
    x = 22,655,545.72

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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.