Home / 46,989,656.30-70,487,881.59-19,668,471.32

Finding the Fourth Proportional to 46,989,656.30, 70,487,881.59 and 19,668,471.32

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Solution

The fourth proportional to 46,989,656.30, 70,487,881.59 and 19,668,471.32 is: 29,504,128.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,989,656.30 : 70,487,881.59 = 19,668,471.32 : x
  2. Step 2: Convert to fraction form
    46,989,656.30/70,487,881.59 = 19,668,471.32/x
  3. Step 3: Cross multiply
    46,989,656.30x = 70,487,881.59 × 19,668,471.32
  4. Step 4: Simplify right side
    46,989,656.30x = 1,386,388,877,710,447.50
  5. Step 5: Solve for x
    x = 1,386,388,877,710,447.50/46,989,656.30
  6. Step 6: Final answer
    x = 29,504,128.93

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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.