Home / 89,814,741.99-134,721,214.85-28,403,911.16

Finding the Fourth Proportional to 89,814,741.99, 134,721,214.85 and 28,403,911.16

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Solution

The fourth proportional to 89,814,741.99, 134,721,214.85 and 28,403,911.16 is: 42,605,582.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,814,741.99 : 134,721,214.85 = 28,403,911.16 : x
  2. Step 2: Convert to fraction form
    89,814,741.99/134,721,214.85 = 28,403,911.16/x
  3. Step 3: Cross multiply
    89,814,741.99x = 134,721,214.85 × 28,403,911.16
  4. Step 4: Simplify right side
    89,814,741.99x = 3,826,609,417,966,672.50
  5. Step 5: Solve for x
    x = 3,826,609,417,966,672.50/89,814,741.99
  6. Step 6: Final answer
    x = 42,605,582.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.