Home / 22,493,779.08-31,041,407.54-12,180,502.17

Finding the Fourth Proportional to 22,493,779.08, 31,041,407.54 and 12,180,502.17

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Solution

The fourth proportional to 22,493,779.08, 31,041,407.54 and 12,180,502.17 is: 16,809,088.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,493,779.08 : 31,041,407.54 = 12,180,502.17 : x
  2. Step 2: Convert to fraction form
    22,493,779.08/31,041,407.54 = 12,180,502.17/x
  3. Step 3: Cross multiply
    22,493,779.08x = 31,041,407.54 × 12,180,502.17
  4. Step 4: Simplify right side
    22,493,779.08x = 378,099,931,862,772.50
  5. Step 5: Solve for x
    x = 378,099,931,862,772.50/22,493,779.08
  6. Step 6: Final answer
    x = 16,809,088.89

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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.