Home / 25,343,999.60-38,015,999.40-15,241,420.40

Finding the Fourth Proportional to 25,343,999.60, 38,015,999.40 and 15,241,420.40

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Solution

The fourth proportional to 25,343,999.60, 38,015,999.40 and 15,241,420.40 is: 22,862,130.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343,999.60 : 38,015,999.40 = 15,241,420.40 : x
  2. Step 2: Convert to fraction form
    25,343,999.60/38,015,999.40 = 15,241,420.40/x
  3. Step 3: Cross multiply
    25,343,999.60x = 38,015,999.40 × 15,241,420.40
  4. Step 4: Simplify right side
    25,343,999.60x = 579,417,828,781,547.75
  5. Step 5: Solve for x
    x = 579,417,828,781,547.75/25,343,999.60
  6. Step 6: Final answer
    x = 22,862,130.60

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1.5x scale

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.