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Finding the Fourth Proportional to 9,060,476.74, 12,503,459.74 and 4,986,095.74

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Solution

The fourth proportional to 9,060,476.74, 12,503,459.74 and 4,986,095.74 is: 6,880,813.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060,476.74 : 12,503,459.74 = 4,986,095.74 : x
  2. Step 2: Convert to fraction form
    9,060,476.74/12,503,459.74 = 4,986,095.74/x
  3. Step 3: Cross multiply
    9,060,476.74x = 12,503,459.74 × 4,986,095.74
  4. Step 4: Simplify right side
    9,060,476.74x = 62,343,447,344,875.51
  5. Step 5: Solve for x
    x = 62,343,447,344,875.51/9,060,476.74
  6. Step 6: Final answer
    x = 6,880,813.13

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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.