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Finding the Fourth Proportional to 9,926,602.72, 14,877,030.85 and 4,457,659.30

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Solution

The fourth proportional to 9,926,602.72, 14,877,030.85 and 4,457,659.30 is: 6,680,708.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926,602.72 : 14,877,030.85 = 4,457,659.30 : x
  2. Step 2: Convert to fraction form
    9,926,602.72/14,877,030.85 = 4,457,659.30/x
  3. Step 3: Cross multiply
    9,926,602.72x = 14,877,030.85 × 4,457,659.30
  4. Step 4: Simplify right side
    9,926,602.72x = 66,316,734,876,552.69
  5. Step 5: Solve for x
    x = 66,316,734,876,552.69/9,926,602.72
  6. Step 6: Final answer
    x = 6,680,708.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.