Home / 26,011,929.60-39,017,894.40-13,257,345.60

Finding the Fourth Proportional to 26,011,929.60, 39,017,894.40 and 13,257,345.60

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Solution

The fourth proportional to 26,011,929.60, 39,017,894.40 and 13,257,345.60 is: 19,886,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,011,929.60 : 39,017,894.40 = 13,257,345.60 : x
  2. Step 2: Convert to fraction form
    26,011,929.60/39,017,894.40 = 13,257,345.60/x
  3. Step 3: Cross multiply
    26,011,929.60x = 39,017,894.40 × 13,257,345.60
  4. Step 4: Simplify right side
    26,011,929.60x = 517,273,710,645,104.62
  5. Step 5: Solve for x
    x = 517,273,710,645,104.62/26,011,929.60
  6. Step 6: Final answer
    x = 19,886,018.40

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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.