Home / 14,365,869.40-21,548,804.10-8,697,165.40

Finding the Fourth Proportional to 14,365,869.40, 21,548,804.10 and 8,697,165.40

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Solution

The fourth proportional to 14,365,869.40, 21,548,804.10 and 8,697,165.40 is: 13,045,748.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,869.40 : 21,548,804.10 = 8,697,165.40 : x
  2. Step 2: Convert to fraction form
    14,365,869.40/21,548,804.10 = 8,697,165.40/x
  3. Step 3: Cross multiply
    14,365,869.40x = 21,548,804.10 × 8,697,165.40
  4. Step 4: Simplify right side
    14,365,869.40x = 187,413,513,429,898.16
  5. Step 5: Solve for x
    x = 187,413,513,429,898.16/14,365,869.40
  6. Step 6: Final answer
    x = 13,045,748.10

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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.