Home / 8,703,549.36-12,005,894.16-5,434,688.88

Finding the Fourth Proportional to 8,703,549.36, 12,005,894.16 and 5,434,688.88

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Solution

The fourth proportional to 8,703,549.36, 12,005,894.16 and 5,434,688.88 is: 7,496,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703,549.36 : 12,005,894.16 = 5,434,688.88 : x
  2. Step 2: Convert to fraction form
    8,703,549.36/12,005,894.16 = 5,434,688.88/x
  3. Step 3: Cross multiply
    8,703,549.36x = 12,005,894.16 × 5,434,688.88
  4. Step 4: Simplify right side
    8,703,549.36x = 65,248,299,485,808.94
  5. Step 5: Solve for x
    x = 65,248,299,485,808.94/8,703,549.36
  6. Step 6: Final answer
    x = 7,496,746.07

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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.