Home / 21,806,980.60-32,710,470.90-13,303,924.60

Finding the Fourth Proportional to 21,806,980.60, 32,710,470.90 and 13,303,924.60

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Solution

The fourth proportional to 21,806,980.60, 32,710,470.90 and 13,303,924.60 is: 19,955,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,980.60 : 32,710,470.90 = 13,303,924.60 : x
  2. Step 2: Convert to fraction form
    21,806,980.60/32,710,470.90 = 13,303,924.60/x
  3. Step 3: Cross multiply
    21,806,980.60x = 32,710,470.90 × 13,303,924.60
  4. Step 4: Simplify right side
    21,806,980.60x = 435,177,638,484,094.12
  5. Step 5: Solve for x
    x = 435,177,638,484,094.12/21,806,980.60
  6. Step 6: Final answer
    x = 19,955,886.90

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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.