Home / 46,748,603.20-70,089,727.20-21,201,851.20

Finding the Fourth Proportional to 46,748,603.20, 70,089,727.20 and 21,201,851.20

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Solution

The fourth proportional to 46,748,603.20, 70,089,727.20 and 21,201,851.20 is: 31,787,729.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,748,603.20 : 70,089,727.20 = 21,201,851.20 : x
  2. Step 2: Convert to fraction form
    46,748,603.20/70,089,727.20 = 21,201,851.20/x
  3. Step 3: Cross multiply
    46,748,603.20x = 70,089,727.20 × 21,201,851.20
  4. Step 4: Simplify right side
    46,748,603.20x = 1,486,031,966,742,992.75
  5. Step 5: Solve for x
    x = 1,486,031,966,742,992.75/46,748,603.20
  6. Step 6: Final answer
    x = 31,787,729.79

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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.