Home / 47,291,805.60-70,937,708.40-25,718,071.20

Finding the Fourth Proportional to 47,291,805.60, 70,937,708.40 and 25,718,071.20

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Solution

The fourth proportional to 47,291,805.60, 70,937,708.40 and 25,718,071.20 is: 38,577,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,291,805.60 : 70,937,708.40 = 25,718,071.20 : x
  2. Step 2: Convert to fraction form
    47,291,805.60/70,937,708.40 = 25,718,071.20/x
  3. Step 3: Cross multiply
    47,291,805.60x = 70,937,708.40 × 25,718,071.20
  4. Step 4: Simplify right side
    47,291,805.60x = 1,824,381,035,396,038.25
  5. Step 5: Solve for x
    x = 1,824,381,035,396,038.25/47,291,805.60
  6. Step 6: Final answer
    x = 38,577,106.80

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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.