Home / 12,153,023.30-16,773,234.50-6,999,368.74

Finding the Fourth Proportional to 12,153,023.30, 16,773,234.50 and 6,999,368.74

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Solution

The fourth proportional to 12,153,023.30, 16,773,234.50 and 6,999,368.74 is: 9,660,316.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,153,023.30 : 16,773,234.50 = 6,999,368.74 : x
  2. Step 2: Convert to fraction form
    12,153,023.30/16,773,234.50 = 6,999,368.74/x
  3. Step 3: Cross multiply
    12,153,023.30x = 16,773,234.50 × 6,999,368.74
  4. Step 4: Simplify right side
    12,153,023.30x = 117,402,053,227,989.53
  5. Step 5: Solve for x
    x = 117,402,053,227,989.53/12,153,023.30
  6. Step 6: Final answer
    x = 9,660,316.64

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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.