Home / 21,742,981.60-32,575,106.40-17,223,764.80

Finding the Fourth Proportional to 21,742,981.60, 32,575,106.40 and 17,223,764.80

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Solution

The fourth proportional to 21,742,981.60, 32,575,106.40 and 17,223,764.80 is: 25,804,463.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,742,981.60 : 32,575,106.40 = 17,223,764.80 : x
  2. Step 2: Convert to fraction form
    21,742,981.60/32,575,106.40 = 17,223,764.80/x
  3. Step 3: Cross multiply
    21,742,981.60x = 32,575,106.40 × 17,223,764.80
  4. Step 4: Simplify right side
    21,742,981.60x = 561,065,970,968,574.69
  5. Step 5: Solve for x
    x = 561,065,970,968,574.69/21,742,981.60
  6. Step 6: Final answer
    x = 25,804,463.31

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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.