Home / 19,426,140-26,807,369.07-10,724,125.32

Finding the Fourth Proportional to 19,426,140, 26,807,369.07 and 10,724,125.32

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Solution

The fourth proportional to 19,426,140, 26,807,369.07 and 10,724,125.32 is: 14,798,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426,140 : 26,807,369.07 = 10,724,125.32 : x
  2. Step 2: Convert to fraction form
    19,426,140/26,807,369.07 = 10,724,125.32/x
  3. Step 3: Cross multiply
    19,426,140x = 26,807,369.07 × 10,724,125.32
  4. Step 4: Simplify right side
    19,426,140x = 287,485,585,406,171.88
  5. Step 5: Solve for x
    x = 287,485,585,406,171.88/19,426,140
  6. Step 6: Final answer
    x = 14,798,904.23

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1.5x scale

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.