Home / 47,255,590.60-70,741,668.30-28,076,475.40

Finding the Fourth Proportional to 47,255,590.60, 70,741,668.30 and 28,076,475.40

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Solution

The fourth proportional to 47,255,590.60, 70,741,668.30 and 28,076,475.40 is: 42,030,512.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,255,590.60 : 70,741,668.30 = 28,076,475.40 : x
  2. Step 2: Convert to fraction form
    47,255,590.60/70,741,668.30 = 28,076,475.40/x
  3. Step 3: Cross multiply
    47,255,590.60x = 70,741,668.30 × 28,076,475.40
  4. Step 4: Simplify right side
    47,255,590.60x = 1,986,176,709,779,909.75
  5. Step 5: Solve for x
    x = 1,986,176,709,779,909.75/47,255,590.60
  6. Step 6: Final answer
    x = 42,030,512.89

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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.