Home / 21,475,368.36-32,218,097.76-7,098,436.98

Finding the Fourth Proportional to 21,475,368.36, 32,218,097.76 and 7,098,436.98

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Solution

The fourth proportional to 21,475,368.36, 32,218,097.76 and 7,098,436.98 is: 10,649,323.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,475,368.36 : 32,218,097.76 = 7,098,436.98 : x
  2. Step 2: Convert to fraction form
    21,475,368.36/32,218,097.76 = 7,098,436.98/x
  3. Step 3: Cross multiply
    21,475,368.36x = 32,218,097.76 × 7,098,436.98
  4. Step 4: Simplify right side
    21,475,368.36x = 228,698,136,564,839.19
  5. Step 5: Solve for x
    x = 228,698,136,564,839.19/21,475,368.36
  6. Step 6: Final answer
    x = 10,649,323.11

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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.