Home / 42,301,437.10-63,452,374.61-19,256,255.19

Finding the Fourth Proportional to 42,301,437.10, 63,452,374.61 and 19,256,255.19

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Solution

The fourth proportional to 42,301,437.10, 63,452,374.61 and 19,256,255.19 is: 28,884,482.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,301,437.10 : 63,452,374.61 = 19,256,255.19 : x
  2. Step 2: Convert to fraction form
    42,301,437.10/63,452,374.61 = 19,256,255.19/x
  3. Step 3: Cross multiply
    42,301,437.10x = 63,452,374.61 × 19,256,255.19
  4. Step 4: Simplify right side
    42,301,437.10x = 1,221,855,117,805,355.50
  5. Step 5: Solve for x
    x = 1,221,855,117,805,355.50/42,301,437.10
  6. Step 6: Final answer
    x = 28,884,482.46

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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.