Home / 20,005,568.18-27,607,712.10-10,838,210.93

Finding the Fourth Proportional to 20,005,568.18, 27,607,712.10 and 10,838,210.93

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Solution

The fourth proportional to 20,005,568.18, 27,607,712.10 and 10,838,210.93 is: 14,956,746.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005,568.18 : 27,607,712.10 = 10,838,210.93 : x
  2. Step 2: Convert to fraction form
    20,005,568.18/27,607,712.10 = 10,838,210.93/x
  3. Step 3: Cross multiply
    20,005,568.18x = 27,607,712.10 × 10,838,210.93
  4. Step 4: Simplify right side
    20,005,568.18x = 299,218,206,980,322.19
  5. Step 5: Solve for x
    x = 299,218,206,980,322.19/20,005,568.18
  6. Step 6: Final answer
    x = 14,956,746.26

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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.