Home / 35,506,069.10-53,259,103.65-12,784,013.90

Finding the Fourth Proportional to 35,506,069.10, 53,259,103.65 and 12,784,013.90

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Solution

The fourth proportional to 35,506,069.10, 53,259,103.65 and 12,784,013.90 is: 19,176,020.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,506,069.10 : 53,259,103.65 = 12,784,013.90 : x
  2. Step 2: Convert to fraction form
    35,506,069.10/53,259,103.65 = 12,784,013.90/x
  3. Step 3: Cross multiply
    35,506,069.10x = 53,259,103.65 × 12,784,013.90
  4. Step 4: Simplify right side
    35,506,069.10x = 680,865,121,363,140.75
  5. Step 5: Solve for x
    x = 680,865,121,363,140.75/35,506,069.10
  6. Step 6: Final answer
    x = 19,176,020.85

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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.