Home / 21,700,929.60-32,556,837.60-9,572,702.40

Finding the Fourth Proportional to 21,700,929.60, 32,556,837.60 and 9,572,702.40

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Solution

The fourth proportional to 21,700,929.60, 32,556,837.60 and 9,572,702.40 is: 14,361,454.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,700,929.60 : 32,556,837.60 = 9,572,702.40 : x
  2. Step 2: Convert to fraction form
    21,700,929.60/32,556,837.60 = 9,572,702.40/x
  3. Step 3: Cross multiply
    21,700,929.60x = 32,556,837.60 × 9,572,702.40
  4. Step 4: Simplify right side
    21,700,929.60x = 311,656,917,429,930.25
  5. Step 5: Solve for x
    x = 311,656,917,429,930.25/21,700,929.60
  6. Step 6: Final answer
    x = 14,361,454.70

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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.