Home / 56,495,812.80-84,743,719.20-53,094,590.40

Finding the Fourth Proportional to 56,495,812.80, 84,743,719.20 and 53,094,590.40

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Solution

The fourth proportional to 56,495,812.80, 84,743,719.20 and 53,094,590.40 is: 79,641,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,495,812.80 : 84,743,719.20 = 53,094,590.40 : x
  2. Step 2: Convert to fraction form
    56,495,812.80/84,743,719.20 = 53,094,590.40/x
  3. Step 3: Cross multiply
    56,495,812.80x = 84,743,719.20 × 53,094,590.40
  4. Step 4: Simplify right side
    56,495,812.80x = 4,499,433,059,896,615.50
  5. Step 5: Solve for x
    x = 4,499,433,059,896,615.50/56,495,812.80
  6. Step 6: Final answer
    x = 79,641,885.60

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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.