Home / 11,038,582.80-16,526,381.40-9,778,870.80

Finding the Fourth Proportional to 11,038,582.80, 16,526,381.40 and 9,778,870.80

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Solution

The fourth proportional to 11,038,582.80, 16,526,381.40 and 9,778,870.80 is: 14,640,407.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038,582.80 : 16,526,381.40 = 9,778,870.80 : x
  2. Step 2: Convert to fraction form
    11,038,582.80/16,526,381.40 = 9,778,870.80/x
  3. Step 3: Cross multiply
    11,038,582.80x = 16,526,381.40 × 9,778,870.80
  4. Step 4: Simplify right side
    11,038,582.80x = 161,609,348,502,123.12
  5. Step 5: Solve for x
    x = 161,609,348,502,123.12/11,038,582.80
  6. Step 6: Final answer
    x = 14,640,407.33

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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.