Home / 13,772,745-19,006,533.88-7,577,873.10

Finding the Fourth Proportional to 13,772,745, 19,006,533.88 and 7,577,873.10

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Solution

The fourth proportional to 13,772,745, 19,006,533.88 and 7,577,873.10 is: 10,457,545.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,772,745 : 19,006,533.88 = 7,577,873.10 : x
  2. Step 2: Convert to fraction form
    13,772,745/19,006,533.88 = 7,577,873.10/x
  3. Step 3: Cross multiply
    13,772,745x = 19,006,533.88 × 7,577,873.10
  4. Step 4: Simplify right side
    13,772,745x = 144,029,101,813,490.62
  5. Step 5: Solve for x
    x = 144,029,101,813,490.62/13,772,745
  6. Step 6: Final answer
    x = 10,457,545.09

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Double scale
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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.