Home / 13,158,402.60-19,742,085.75-7,093,717.35

Finding the Fourth Proportional to 13,158,402.60, 19,742,085.75 and 7,093,717.35

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Solution

The fourth proportional to 13,158,402.60, 19,742,085.75 and 7,093,717.35 is: 10,642,992.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,158,402.60 : 19,742,085.75 = 7,093,717.35 : x
  2. Step 2: Convert to fraction form
    13,158,402.60/19,742,085.75 = 7,093,717.35/x
  3. Step 3: Cross multiply
    13,158,402.60x = 19,742,085.75 × 7,093,717.35
  4. Step 4: Simplify right side
    13,158,402.60x = 140,044,776,209,962.75
  5. Step 5: Solve for x
    x = 140,044,776,209,962.75/13,158,402.60
  6. Step 6: Final answer
    x = 10,642,992.20

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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.