Home / 74,730,629.58-103,036,646.90-61,453,407.26

Finding the Fourth Proportional to 74,730,629.58, 103,036,646.90 and 61,453,407.26

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Solution

The fourth proportional to 74,730,629.58, 103,036,646.90 and 61,453,407.26 is: 84,730,358.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,730,629.58 : 103,036,646.90 = 61,453,407.26 : x
  2. Step 2: Convert to fraction form
    74,730,629.58/103,036,646.90 = 61,453,407.26/x
  3. Step 3: Cross multiply
    74,730,629.58x = 103,036,646.90 × 61,453,407.26
  4. Step 4: Simplify right side
    74,730,629.58x = 6,331,953,024,482,161
  5. Step 5: Solve for x
    x = 6,331,953,024,482,161/74,730,629.58
  6. Step 6: Final answer
    x = 84,730,358.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.