Home / 9,092,537.32-12,549,328.50-5,421,690.76

Finding the Fourth Proportional to 9,092,537.32, 12,549,328.50 and 5,421,690.76

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Solution

The fourth proportional to 9,092,537.32, 12,549,328.50 and 5,421,690.76 is: 7,482,903.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092,537.32 : 12,549,328.50 = 5,421,690.76 : x
  2. Step 2: Convert to fraction form
    9,092,537.32/12,549,328.50 = 5,421,690.76/x
  3. Step 3: Cross multiply
    9,092,537.32x = 12,549,328.50 × 5,421,690.76
  4. Step 4: Simplify right side
    9,092,537.32x = 68,038,578,372,654.66
  5. Step 5: Solve for x
    x = 68,038,578,372,654.66/9,092,537.32
  6. Step 6: Final answer
    x = 7,482,903.39

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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.