Home / 47,020,937.10-70,531,405.65-28,606,506.45

Finding the Fourth Proportional to 47,020,937.10, 70,531,405.65 and 28,606,506.45

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Solution

The fourth proportional to 47,020,937.10, 70,531,405.65 and 28,606,506.45 is: 42,909,759.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,020,937.10 : 70,531,405.65 = 28,606,506.45 : x
  2. Step 2: Convert to fraction form
    47,020,937.10/70,531,405.65 = 28,606,506.45/x
  3. Step 3: Cross multiply
    47,020,937.10x = 70,531,405.65 × 28,606,506.45
  4. Step 4: Simplify right side
    47,020,937.10x = 2,017,657,110,654,291.50
  5. Step 5: Solve for x
    x = 2,017,657,110,654,291.50/47,020,937.10
  6. Step 6: Final answer
    x = 42,909,759.68

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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.