Home / 10,148,572.80-13,991,482.08-8,062,337.40

Finding the Fourth Proportional to 10,148,572.80, 13,991,482.08 and 8,062,337.40

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Solution

The fourth proportional to 10,148,572.80, 13,991,482.08 and 8,062,337.40 is: 11,115,262.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148,572.80 : 13,991,482.08 = 8,062,337.40 : x
  2. Step 2: Convert to fraction form
    10,148,572.80/13,991,482.08 = 8,062,337.40/x
  3. Step 3: Cross multiply
    10,148,572.80x = 13,991,482.08 × 8,062,337.40
  4. Step 4: Simplify right side
    10,148,572.80x = 112,804,049,255,013.80
  5. Step 5: Solve for x
    x = 112,804,049,255,013.80/10,148,572.80
  6. Step 6: Final answer
    x = 11,115,262.36

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1.5x scale

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.