Home / 20,005,931.06-27,608,317.40-10,838,573.81

Finding the Fourth Proportional to 20,005,931.06, 27,608,317.40 and 10,838,573.81

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Solution

The fourth proportional to 20,005,931.06, 27,608,317.40 and 10,838,573.81 is: 14,957,303.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005,931.06 : 27,608,317.40 = 10,838,573.81 : x
  2. Step 2: Convert to fraction form
    20,005,931.06/27,608,317.40 = 10,838,573.81/x
  3. Step 3: Cross multiply
    20,005,931.06x = 27,608,317.40 × 10,838,573.81
  4. Step 4: Simplify right side
    20,005,931.06x = 299,234,785,909,807.31
  5. Step 5: Solve for x
    x = 299,234,785,909,807.31/20,005,931.06
  6. Step 6: Final answer
    x = 14,957,303.66

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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.