Home / 19,798,637.60-29,697,956.40-9,720,941.60

Finding the Fourth Proportional to 19,798,637.60, 29,697,956.40 and 9,720,941.60

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Solution

The fourth proportional to 19,798,637.60, 29,697,956.40 and 9,720,941.60 is: 14,581,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,798,637.60 : 29,697,956.40 = 9,720,941.60 : x
  2. Step 2: Convert to fraction form
    19,798,637.60/29,697,956.40 = 9,720,941.60/x
  3. Step 3: Cross multiply
    19,798,637.60x = 29,697,956.40 × 9,720,941.60
  4. Step 4: Simplify right side
    19,798,637.60x = 288,692,099,803,746.19
  5. Step 5: Solve for x
    x = 288,692,099,803,746.19/19,798,637.60
  6. Step 6: Final answer
    x = 14,581,412.40

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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.