Home / 9,092,436.40-12,549,187.74-5,421,589.30

Finding the Fourth Proportional to 9,092,436.40, 12,549,187.74 and 5,421,589.30

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Solution

The fourth proportional to 9,092,436.40, 12,549,187.74 and 5,421,589.30 is: 7,482,762.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092,436.40 : 12,549,187.74 = 5,421,589.30 : x
  2. Step 2: Convert to fraction form
    9,092,436.40/12,549,187.74 = 5,421,589.30/x
  3. Step 3: Cross multiply
    9,092,436.40x = 12,549,187.74 × 5,421,589.30
  4. Step 4: Simplify right side
    9,092,436.40x = 68,036,541,974,875.18
  5. Step 5: Solve for x
    x = 68,036,541,974,875.18/9,092,436.40
  6. Step 6: Final answer
    x = 7,482,762.48

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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.