Home / 12,457,545.79-17,191,460.69-6,951,152.72

Finding the Fourth Proportional to 12,457,545.79, 17,191,460.69 and 6,951,152.72

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Solution

The fourth proportional to 12,457,545.79, 17,191,460.69 and 6,951,152.72 is: 9,592,617.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,457,545.79 : 17,191,460.69 = 6,951,152.72 : x
  2. Step 2: Convert to fraction form
    12,457,545.79/17,191,460.69 = 6,951,152.72/x
  3. Step 3: Cross multiply
    12,457,545.79x = 17,191,460.69 × 6,951,152.72
  4. Step 4: Simplify right side
    12,457,545.79x = 119,500,468,796,423.11
  5. Step 5: Solve for x
    x = 119,500,468,796,423.11/12,457,545.79
  6. Step 6: Final answer
    x = 9,592,617.26

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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.