Home / 14,180,585.10-21,270,877.65-13,865,657.10

Finding the Fourth Proportional to 14,180,585.10, 21,270,877.65 and 13,865,657.10

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Solution

The fourth proportional to 14,180,585.10, 21,270,877.65 and 13,865,657.10 is: 20,798,485.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180,585.10 : 21,270,877.65 = 13,865,657.10 : x
  2. Step 2: Convert to fraction form
    14,180,585.10/21,270,877.65 = 13,865,657.10/x
  3. Step 3: Cross multiply
    14,180,585.10x = 21,270,877.65 × 13,865,657.10
  4. Step 4: Simplify right side
    14,180,585.10x = 294,934,695,710,953.81
  5. Step 5: Solve for x
    x = 294,934,695,710,953.81/14,180,585.10
  6. Step 6: Final answer
    x = 20,798,485.65

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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.