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Finding the Fourth Proportional to 8,965,548.04, 12,372,397.68 and 5,098,069.48

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Solution

The fourth proportional to 8,965,548.04, 12,372,397.68 and 5,098,069.48 is: 7,035,302.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965,548.04 : 12,372,397.68 = 5,098,069.48 : x
  2. Step 2: Convert to fraction form
    8,965,548.04/12,372,397.68 = 5,098,069.48/x
  3. Step 3: Cross multiply
    8,965,548.04x = 12,372,397.68 × 5,098,069.48
  4. Step 4: Simplify right side
    8,965,548.04x = 63,075,343,006,830.81
  5. Step 5: Solve for x
    x = 63,075,343,006,830.81/8,965,548.04
  6. Step 6: Final answer
    x = 7,035,302.55

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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.